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📝 Sentence Structures Beginner

Adjectives

Learn about adjectives in English: positions, functions, order of adjectives (OSASCOMP), and correct usage.

Summary

Formation

Position of adjectives:
- Before nouns: a beautiful flower
- After linking verbs (be, seem, look...): She is beautiful.
- After objects: The news made me happy.

Order of adjectives (OSASCOMP):
Opinion - Size - Age - Shape - Color - Origin - Material - Purpose

Usage

  • Before nouns to modify: a tall building.
  • After linking verbs: She looks tired.
  • After objects as complement: The story made him sad.
  • As subject complement: The movie is interesting.
  • Following OSASCOMP order when using multiple adjectives.

Signal Words

suffix -ful (beautiful) suffix -less (careless) suffix -ous (dangerous) suffix -ive (active) suffix -able/-ible (comfortable) suffix -al (national) suffix -y (happy) suffix -ing (interesting) suffix -ed (interested) after be/look/feel...

Detailed Content

Adjectives are words used to describe or modify nouns and pronouns. Using adjectives in the correct position and order will make your sentences more natural and accurate.


1. Definition and Functions

1.1. Definition

An adjective is a word that describes the quality, characteristic, or state of a noun or pronoun.

AdjectiveExampleMeaning
beautifula beautiful flowera lovely flower
tallHe is tall.He has great height.
happyThey are happy.They feel joy.
expensivean expensive cara costly car

1.2. Functions

FunctionExampleExplanation
Modify nounsa big houseDescribes the noun “house”
Subject complementShe is intelligent.After the verb “be”
Object complementThe news made me sad.Describes the object “me”

2. Position of Adjectives

2.1. Before Nouns (Attributive Position)

Adjective + Noun

  • a beautiful garden (a lovely garden)
  • an expensive car (a costly car)
  • a young woman (a woman who is not old)
  • cold water (water that is not warm)

2.2. After Linking Verbs (Predicative Position)

Subject + Linking Verb + Adjective

Common linking verbs:

VerbExample
beShe is beautiful. (She has beauty.)
lookYou look tired. (You appear exhausted.)
feelI feel happy. (I experience happiness.)
seemHe seems angry. (He appears to be upset.)
appearShe appears nervous. (She looks anxious.)
becomeThe weather became cold. (It turned cold.)
getI’m getting tired. (I’m becoming exhausted.)
soundThat sounds interesting. (It seems intriguing.)
smellThe food smells delicious. (It has a good aroma.)
tasteThe cake tastes sweet. (It has a sweet flavor.)

Note: After sense verbs (look, feel, smell, taste, sound), use an adjective, not an adverb.

  • ✅ The food smells good. (adjective)
  • ❌ The food smells well. (incorrect)

2.3. After Objects (Object Complement)

Verb + Object + Adjective

StructureExample
make + O + AdjThe news made me happy. (The news caused me to feel happy.)
keep + O + AdjKeep your room clean. (Maintain cleanliness.)
find + O + AdjI find this book interesting. (I think it’s engaging.)
consider + O + AdjThey consider him intelligent. (They think he’s smart.)
leave + O + AdjDon’t leave the door open. (Close the door.)

2.4. Adjectives That Only Appear in One Position

Only before nouns:

  • main (primary): the main reason
  • only (sole): the only child
  • former (previous): my former teacher
  • elder (older): my elder brother
  • indoor/outdoor: indoor activities

Only after verbs:

  • afraid (scared): She is afraid.
  • alive (living): He is still alive.
  • alone (by oneself): I was alone.
  • asleep (sleeping): The baby is asleep.
  • awake (not sleeping): Are you awake?

3. Order of Adjectives (OSASCOMP)

3.1. The OSASCOMP Rule

When multiple adjectives come before a noun, arrange them in this order:

OrderCategoryAbbreviationExamples
1OpinionObeautiful, nice, ugly, lovely
2SizeSbig, small, large, tiny
3AgeAold, young, new, ancient
4ShapeSround, square, long, flat
5ColorCred, blue, green, black
6OriginOVietnamese, Japanese, American
7MaterialMwooden, silk, plastic, metal
8PurposePsleeping (bag), running (shoes)

3.2. Application Examples

Mixed adjectivesCorrect order
wooden / old / round / a / tablean old round wooden table
Japanese / young / an / interesting / writeran interesting young Japanese writer
red / beautiful / silk / a / dressa beautiful red silk dress
big / brown / two / old / bearstwo big old brown bears
sleeping / blue / a / new / baga new blue sleeping bag

3.3. Memory Tips

“OSASCOMP” or “Opinion Size Age Shape Color Origin Material Purpose”

Another way: “Old Silly Apes Sometimes Cook Onion, Meat, Pasta”


4. Adjectives Ending in -ing and -ed

4.1. Distinction

-ing ending-ed ending
Describes the cause of a feelingDescribes the person experiencing the feeling
The movie is boring. (It causes boredom.)I am bored. (I feel boredom.)
She is interesting. (She causes interest.)I am interested in her. (I feel interest.)

4.2. Common Pairs

-ing (causes)-ed (experiences)Meaning
interestinginterestedarousing curiosity
boringboredlacking excitement
excitingexcitedcausing enthusiasm
tiringtiredcausing fatigue
surprisingsurprisedcausing astonishment
confusingconfusedcausing bewilderment
disappointingdisappointedcausing letdown
frighteningfrightenedcausing fear
annoyingannoyedcausing irritation
embarrassingembarrassedcausing self-consciousness

4.3. Comparison Examples

-ing-ed
The book is boring. (It causes boredom.)I am bored with this book. (I feel bored.)
The news was shocking. (It caused shock.)We were shocked by the news. (We felt shocked.)
He is an amusing person. (He causes amusement.)I was amused by his jokes. (I felt amused.)

5. Forming Adjectives

5.1. Noun → Adjective

SuffixNounAdjective
-fulbeautybeautiful
-lesscarecareless
-ousdangerdangerous
-ysunsunny
-alnationnational
-iveactactive
-ichistoryhistoric

5.2. Verb → Adjective

SuffixVerbAdjective
-able/-iblecomfortcomfortable
-ivecreatecreative
-inginterestinteresting
-edinterestinterested

6. Common Mistakes

❌ Wrong → ✅ Correct

MistakeCorrectionExplanation
She is a beautifully girl.She is a beautiful girl.Before nouns, use adjectives
The food smells well.The food smells good.After sense verbs, use adjectives
I am boring with this movie.I am bored with this movie.Person feeling → use -ed
The movie is very bored.The movie is very boring.Thing causing feeling → use -ing
a wooden old big tablea big old wooden tableFollow OSASCOMP order
I feel happily today.I feel happy today.After “feel”, use an adjective

7. IELTS Applications

IELTS Speaking

Use varied adjectives to describe things.

  • I live in a small but cozy apartment. (My home is compact but comfortable.)
  • My hometown is a peaceful, beautiful city. (It’s calm and attractive.)
  • The experience was absolutely amazing. (It was truly wonderful.)

IELTS Writing

Use precise adjectives to demonstrate vocabulary range.

  • The graph shows a significant increase. (A notable rise.)
  • This issue is increasingly problematic. (It’s becoming more troublesome.)
  • Environmental problems are becoming more serious. (Ecological issues are worsening.)

IELTS Tips

Avoid overly general adjectives like “good”, “bad”, “nice”. Replace with:

  • good → excellent, outstanding, remarkable, beneficial
  • bad → detrimental, harmful, problematic, severe
  • nice → pleasant, delightful, enjoyable, wonderful

Exercises