What Is an Adjective?

When we describe something as beautiful, tall, red, clever, or interesting, we’re using adjectives — the words that give life and color to language. Without adjectives, sentences would be plain and emotionless. We could name a tree, but only with adjectives can we say a tall green tree swaying in the wind. Adjectives help us shape perception, express feelings, and bring precision to what we say and write.

But what exactly is an adjective, how do they function, and why are they so central to language? Let’s take a closer look at this essential part of speech.


The Meaning of Adjective

The term adjective comes from the Latin adiectivum (“added”), meaning “something added to a noun.” In grammar, an adjective is defined as a word that describes, identifies, or modifies a noun or pronoun.

Adjectives answer questions like:

  • What kind?a red apple, a brave soldier
  • Which one?that book, the first time
  • How many?three cats, several options

For example:

  • She wore a beautiful dress.
  • The old castle stood on a hill.

Here, beautiful and old tell us more about the nouns dress and castle. Without adjectives, the sentences would lose their vividness and specificity.


The Role of Adjectives in Sentences

Adjectives describe qualities, characteristics, or quantities. They modify nouns to provide details and nuance. In English, adjectives can appear in different positions within a sentence.

1. Attributive Position

Most commonly, adjectives come before the noun they describe.

  • a tall building
  • an interesting book
  • the blue sky

This is called the attributive use of adjectives.

2. Predicative Position

Adjectives can also appear after a linking verb (such as be, seem, appear, become) to describe the subject.

  • The sky is blue.
  • She seems tired.
  • The soup tastes delicious.

This is called the predicative use of adjectives.

3. Postpositive Position

Less commonly, adjectives can appear after the noun, especially in formal, poetic, or fixed expressions.

  • The president elect will take office next month.
  • There were many things unknown to him.
  • Time immemorial.

This placement is typical in certain idiomatic or legal expressions.


Types of Adjectives

Adjectives can be categorized in various ways depending on their meaning and function.


1. Descriptive (Qualitative) Adjectives

These adjectives describe the qualities, appearance, or characteristics of nouns. They are the most common type.

  • beautiful, tall, cold, honest, red, noisy

Examples:

  • A clever student won the contest.
  • We had a cold winter this year.

Descriptive adjectives can be intensified (very happy, extremely hot) or modified (fairly small, rather dark), allowing for shades of meaning.


2. Quantitative Adjectives

Quantitative adjectives express amount or number, showing how much or how many.

  • some, many, few, several, little, enough, numerous

Examples:

  • He has many friends.
  • There is little time left.

3. Demonstrative Adjectives

These point out specific nouns.

  • this, that, these, those

Examples:

  • This car is faster than that one.
  • Those shoes look comfortable.

4. Possessive Adjectives

Possessive adjectives show ownership or relationship.

  • my, your, his, her, its, our, their

Examples:

  • My laptop is new.
  • Their children are polite.

5. Interrogative Adjectives

Used in questions to ask about nouns.

  • which, what, whose

Examples:

  • Which color do you prefer?
  • Whose book is this?

6. Indefinite Adjectives

These describe nouns in a non-specific way.

  • some, any, each, every, few, several, all, no, either, neither

Examples:

  • Each student received a certificate.
  • There are some apples in the basket.

7. Numeral Adjectives

Numeral adjectives express numbers, order, or quantity.

  • one, two, first, second, many, few

Examples:

  • He finished second in the race.
  • They planted ten trees.

Degrees of Comparison

Adjectives can express different degrees of quality or intensity. English uses three main degrees of comparison:

1. Positive Degree

Describes a simple quality without comparison.

  • She is tall.

2. Comparative Degree

Compares two nouns or pronouns. Usually formed with -er or the word more.

  • She is taller than her brother.
  • This book is more interesting than that one.

3. Superlative Degree

Compares three or more nouns, showing the highest or lowest degree. Usually formed with -est or the word most.

  • She is the tallest student in the class.
  • This is the most beautiful painting here.

Rules for comparison:

  • For short adjectives: add -er and -est (small, smaller, smallest).
  • For long adjectives: use more and most (expensive, more expensive, most expensive).
  • Some adjectives are irregular: good → better → best; bad → worse → worst.

Order of Adjectives

When multiple adjectives appear before a noun, they usually follow a particular order in English. The general pattern is:

Opinion → Size → Age → Shape → Color → Origin → Material → Purpose + Noun

Example:

  • a beautiful large old round red Italian wooden dining table

Though not all adjectives appear together in normal speech, this order helps maintain natural rhythm and clarity.

  • a lovely small brown puppy sounds natural
  • a brown small lovely puppy sounds awkward

This order is intuitive for native speakers but must often be learned consciously by learners.


Adjectives and Nouns: Agreement

In English, adjectives do not change form according to gender, number, or case.

  • a tall boy, two tall boys, a tall girl

The adjective tall remains the same in all cases. This makes English simpler than many other languages where adjectives must agree with nouns in gender and number (for example, in French: un homme intelligent, une femme intelligente).


Compound Adjectives

A compound adjective consists of two or more words joined together, usually with a hyphen, to describe a noun.

Examples:

  • a well-known author
  • a five-star hotel
  • a full-time job
  • a high-speed train

Compound adjectives help make descriptions concise and vivid. Without them, you would have to say: an author who is well known or a hotel that has five stars.


Participial Adjectives

Some adjectives are derived from verbs, especially participles. These are called participial adjectives and end in -ing or -ed.

  • -ing adjectives describe the thing causing the feeling.
    • The movie was boring.
  • -ed adjectives describe the person who feels it.
    • I was bored by the movie.

Compare:

  • The class was interesting. (class = cause)
  • The students were interested. (students = experiencers)

This distinction helps express emotion and perception accurately.


Adjectives Derived from Nouns and Verbs

Adjectives can be created through derivation, a process where suffixes are added to nouns or verbs.

Common adjective-forming suffixes:

SuffixExampleOrigin
-fulhopeful, beautifulfull of
-lesshopeless, fearlesswithout
-ous / -iouscurious, dangeroushaving the quality of
-able / -iblereadable, visiblecapable of being
-ic / -icalpoetic, musical, historicalrelated to
-alnational, culturalrelating to
-ivecreative, activehaving a tendency to
-yrainy, cloudycharacterized by

These suffixes allow English to expand its vocabulary easily, forming adjectives from existing words.


Adjectives and Articles

Adjectives often appear with articles (a, an, the) and determiners (this, that, my, some, many).

Examples:

  • a red car
  • the large house
  • some new ideas

In English, the adjective always comes after the determiner and before the noun:

  • a beautiful garden ✔️
  • a garden beautiful ❌ (except in poetic or archaic language)

Adjectives and Adverbs: The Difference

Learners often confuse adjectives and adverbs because they can look similar. The main difference is:

  • Adjectives modify nouns and pronouns.
    • She is a careful driver.
  • Adverbs modify verbs, adjectives, or other adverbs.
    • She drives carefully.

A quick test: if the word describes how something is done, it’s an adverb; if it describes what something is like, it’s an adjective.


Adjectives in Other Languages

Languages vary in how they handle adjectives:

  • In Romance languages (like Spanish and French), adjectives agree with the noun’s gender and number.
    • Spanish: niño alto (tall boy), niña alta (tall girl).
  • In German, adjectives change endings depending on case, gender, and definiteness.
    • ein guter Mann (a good man), eine gute Frau (a good woman).
  • In English, adjectives are unchanging, but word order and context carry meaning instead.

This simplicity makes English adjectives relatively easy to learn, even though the range of meaning they cover is enormous.


The Expressive Power of Adjectives

Adjectives allow speakers and writers to shape how listeners perceive reality. They add emotion, imagery, and nuance.

Consider these examples:

  • A house on a hill → neutral
  • A lonely house on a misty hill → emotional and vivid

Writers use adjectives to create mood and rhythm. In literature, adjectives are essential for style and tone. Compare:

  • The girl entered the room.
  • The nervous young girl entered the dark, silent room.

The second sentence, filled with adjectives, engages the senses and imagination.

However, overusing adjectives can make writing heavy. Skilled writers choose adjectives carefully for precision rather than quantity.


Adjectives in Everyday Speech

In daily communication, adjectives help us express opinions and evaluations. Words like good, bad, nice, great, terrible, and amazing appear constantly in conversation. They allow us to react, judge, and describe experiences.

  • That movie was amazing!
  • The weather is terrible today.

Even short, simple adjectives carry emotion and emphasis, making speech more expressive.


Adjectives and Language Learning

For language learners, adjectives are essential for building descriptive vocabulary and natural-sounding sentences.

Tips for mastering adjectives:

  1. Learn them with nouns. Study combinations like strong coffee, heavy rain, bright light (these are called collocations).
  2. Practice order. Arrange multiple adjectives naturally (a lovely small old stone house).
  3. Understand connotation. Some adjectives are formal (excellent, superb), others casual (cool, nice).
  4. Use contrast. Practice opposites (hot/cold, old/new, happy/sad) to expand meaning range.
  5. Read widely. Exposure helps develop intuition for adjective usage and tone.

The Evolution of Adjectives in English

Old English used endings (inflections) to mark agreement between adjectives and nouns for gender, number, and case. For example:

  • gōd mann (good man – masculine)
  • gōd wīf (good woman – feminine)
  • gōd cild (good child – neuter)

Over centuries, these endings disappeared as English simplified, leaving adjectives unchanged in form regardless of gender or number. Today, meaning is conveyed mostly through word order and auxiliary words rather than inflection.

This shift made English adjectives flexible and easy to use, contributing to the language’s global appeal.


Why Adjectives Matter

Adjectives are more than grammatical ornaments. They shape perception and understanding by defining qualities, emotions, and distinctions. Through adjectives, we interpret the world not just as a place but as a beautiful, complex, ever-changing place.

They bridge objective description and subjective experience, turning simple facts into expressive language. Whether in poetry, science, conversation, or storytelling, adjectives give words their texture and meaning.

In essence, adjectives allow us to describe not only what is, but how it feels.


References

  • Aarts, B. (2011). Oxford Modern English Grammar. Oxford University Press.
  • Huddleston, R., & Pullum, G. K. (2002). The Cambridge Grammar of the English Language. Cambridge University Press.
  • Fromkin, V., Rodman, R., & Hyams, N. (2018). An Introduction to Language. Cengage Learning.
  • Yule, G. (2020). The Study of Language. Cambridge University Press.
  • Pinker, S. (1999). Words and Rules: The Ingredients of Language. Basic Books.

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