Comparatives(Adjective) in English: Grammar Rules, Usage & Examples

Illustration showing comparative adjectives in English with examples like taller, faster, and more beautiful, designed for ESL grammar learners.

Comparatives(Adjective) in English Language: A Complete Guide

Mastering comparatives in English is essential for fluency and clarity in communication. Whether you are learning English as a second language or refining your grammar skills, understanding how to compare things effectively can significantly enhance your writing and speaking abilities. This guide will cover everything about comparatives, including their formation, rules, usage, exceptions, and advanced comparisons.

What Are Comparatives in English?

Comparatives are adjectives or adverbs used to compare two things, people, or situations. They express differences in quality, quantity, or degree between two entities.

Example:

  • This book is thicker than that one.
  • She runs faster than her brother.

Why Are Comparatives Important?

Comparatives are crucial for effective communication. They help:

  • Express preferences (e.g., I like tea more than coffee.)
  • Make judgments (e.g., This film is better than the previous one.)
  • Describe changes over time (e.g., The weather is getting colder.)
  • Improve storytelling by making descriptions vivid and engaging.

Rules for Forming Comparatives

Comparatives in English are generally formed by adding “-er” to short adjectives or using “more” before longer adjectives. Let’s explore the rules in detail.

1. Comparatives with Short Adjectives (One-Syllable Words)

For adjectives with one syllable, add “-er” to form the comparative.

Examples:

  • Fast → Faster (He is a faster runner than his friend.)
  • Tall → Taller (My sister is taller than me.)
  • Old → Older (John is older than Sarah.)

Special Rule: Spelling Changes

  • If the adjective ends in a single vowel + consonant, double the final consonant before adding “-er.”
    • Big → Bigger
    • Hot → Hotter
    • Thin → Thinner

2. Comparatives with Long Adjectives (Two or More Syllables)

For adjectives with two or more syllables, use “more” before the adjective.

Examples:

  • Beautiful → More beautiful (This painting is more beautiful than the other one.)
  • Expensive → More expensive (That car is more expensive than mine.)
  • Comfortable → More comfortable (This chair is more comfortable than the sofa.)

3. Comparatives with Two-Syllable Adjectives Ending in -y

If an adjective has two syllables and ends in “-y,” replace “y” with “i” and add “-er.”

Examples:

  • Happy → Happier (She looks happier today.)
  • Easy → Easier (This test is easier than the last one.)
  • Busy → Busier (Mondays are always busier than Fridays.)

4. Comparatives with Irregular Adjectives

Some adjectives have completely irregular comparative forms.

Examples:

  • Good → Better (This coffee is better than the one I had yesterday.)
  • Bad → Worse (His condition is getting worse.)
  • Far → Farther/Further (New York is farther than Boston.)

Tables of Comparatives

One-Syllable Adjectives

AdjectiveComparative
FastFaster
TallTaller
BigBigger
HotHotter
ColdColder
OldOlder
ShortShorter
SmallSmaller
ThickThicker
WeakWeaker

Two or More Syllables Adjectives

AdjectiveComparative
BeautifulMore beautiful
ComfortableMore comfortable
DifficultMore difficult
ExpensiveMore expensive
FamousMore famous
IntelligentMore intelligent
InterestingMore interesting
PopularMore popular
DangerousMore dangerous
GenerousMore generous

Two-Syllable Adjectives Ending in -y

AdjectiveComparative
HappyHappier
BusyBusier
EasyEasier
FunnyFunnier
AngryAngrier
HealthyHealthier
LuckyLuckier
PrettyPrettier
SillySillier
NoisyNoisier

Irregular Adjectives

AdjectiveComparative
GoodBetter
BadWorse
FarFarther/Further
LittleLess
MuchMore
ManyMore
LateLater
OldOlder/Elder
WellBetter
IllWorse
NearNearer
ForeFurther
ForemostFurthermost
HindHinder
InnerInner
OuterOuter
UpUpper
DownLower
LeftLefter
RightRighter

Using Comparatives in Sentences

Comparative adjectives are usually followed by “than” when making a comparison.

Advanced Comparisons: Double Comparatives & Parallel Comparatives

1. Double Comparatives

Examples:

  • The more you practice, the better you become.
  • The faster you drive, the more dangerous it is.
  • The higher we go, the colder it gets.

2. Parallel Comparisons

Examples:

  • He is getting stronger and stronger every day.
  • The city is becoming more and more crowded.
  • The situation is getting worse and worse.

Common Mistakes to Avoid

  1. Using “more” and “-er” together (Incorrect: more faster, Correct: faster)
  2. Not changing “y” to “i” in two-syllable adjectives ending in “y” (Incorrect: happyer, Correct: happier)
  3. Using “than” incorrectly (Incorrect: She is taller from me, Correct: She is taller than me.)

Summary

  • Comparatives help in comparing two things or people.
  • Short adjectives add “-er,” while long adjectives use “more.”
  • Two-syllable adjectives ending in -y change to “-ier.”
  • Irregular adjectives have unique comparative forms.
  • Double comparatives and parallel comparisons make expressions more effective.

Conclusion

By mastering comparatives, you can enhance your English communication skills significantly. Keep practicing, and soon, forming comparatives will become second nature!

Did this guide help you? Let us know in the comments below!

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Vikas Kumar, multilingual educator and author, founder of My Language Classes, specializing in English, Spanish, and Japanese language education
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Vikas Kumar is a multilingual educator, language specialist, and book author, and the founder of My Language Classes, an independent language learning platform dedicated to structured, clarity-driven language education.

With over eight years of professional experience working with languages, Vikas has taught and supported learners across English, Spanish, and Japanese, helping them build strong grammatical foundations, practical usage skills, and long-term accuracy. His work focuses on eliminating confusion in language learning by emphasizing structure, patterns, and real usage over rote memorization.

Vikas has worked as a Japanese language expert with multiple multinational organizations, supporting cross-border communication, translation, and language-driven operations in professional environments. Alongside his corporate experience, he has spent several years teaching Japanese and Spanish independently, designing lessons tailored to academic goals, professional needs, and exam preparation.

As an author, Vikas writes structured language learning books that focus on grammar mastery, clarity of usage, and exam-oriented accuracy. His published works include guides on English tenses, verb types, and prepositions, as well as Spanish learning resources aligned with DELE A1 preparation. His books are designed for self-learners, educators, and serious students who want depth, not shortcuts.

Through My Language Classes, he publishes comprehensive learning resources covering grammar, vocabulary, and language learning strategy across English, Spanish, and Japanese. The platform is built for learners at different stages, with a strong emphasis on logical progression, clear explanations, and practical application.

Vikas also closely follows developments in AI and its impact on language learning, with a focus on how emerging tools can support education without replacing foundational understanding. His work consistently advocates for structure-first learning in an increasingly automated world.

Readers can explore Vikas’s language learning books and structured programs through My Language Classes, including resources for English grammar mastery, Spanish DELE A1 preparation, and multilingual language education. Online classes and guided learning options are also available for learners seeking focused instruction.

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