Comparatives and Superlatives in English

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Comparatives and superlatives are the forms of adjectives (and some adverbs) we use to compare things. A comparative compares two things; a superlative compares one thing against a whole group.

This guide is for A2 to B1 learners. It shows how the forms change with the length of the adjective, lists the common irregular ones, and covers the mistakes learners make most. Three exercises let you practise straight away.

A quick video summary

What are comparatives and superlatives?

A comparative compares two things: “Anna is taller than Ben.”

A superlative compares one thing against a group: “Anna is the tallest in the class.”

Comparatives usually go with than; superlatives usually go with the.

How comparatives and superlatives are formed

The rule depends on how many syllables the adjective has:

Type of adjectiveExampleComparativeSuperlative
1 syllablehardharderhardest
2 syllables ending in -yprettyprettierprettiest
2 syllables, not ending in -ysimplesimpler / more simplesimplest / most simple
3 or more syllablescomfortablemore comfortablemost comfortable
For a one-syllable adjective ending in a single vowel + consonant, double the consonant: big → bigger, biggest. When in doubt with two-syllable adjectives, use more and most.

Irregular comparatives and superlatives

A few common adjectives do not follow the rule and have to be learned:

AdjectiveComparativeSuperlative
goodbetterbest
badworseworst
littlelessleast
muchmoremost
farfurther / fartherfurthest / farthest

Comparing things is part of everyday English. Book a free trial lesson and practise comparatives and superlatives with an experienced native teacher, no credit card needed.

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Common mistakes with comparatives and superlatives

  1. Doubling the comparative. Use one form only: “more comfortable” or “comfortabler” (wrong); never “more comfortabler”. And never “more better” – just better.
  2. Adding both -er and more. “more taller” is wrong; say taller.
  3. Using then instead of than. Comparisons take than: “bigger than mine”, not “bigger then mine”.
  4. Dropping the before a superlative. Say “the best day”, not “best day”.

Practice exercises

Try this exercise and check your results straight away.

Quick self-check

Complete or fix each sentence, then reveal the answers.

1. This box is ___ (heavy) than that one.
2. It was the ___ (good) film of the year.
3. Today is ___ (hot) than yesterday.

Show answers

1. heavier.   2. best.   3. hotter.

How did that go? Getting the forms right on paper is a start; using them naturally as you speak is the goal. In a free trial lesson, an experienced native teacher will help you get there.

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Frequently asked questions

What is the difference between a comparative and a superlative?
A comparative compares two things (“taller than”); a superlative compares one thing against a group (“the tallest”).
How do you form the comparative of a short adjective?
Add -er: tall → taller, fast → faster. If it ends in -y, change to -ier: happy → happier.
When do you use more and most instead of -er and -est?
With adjectives of three or more syllables, and usually with two-syllable adjectives not ending in -y: more expensive, most expensive.
What are the irregular comparatives?
The most common are good → better → best, bad → worse → worst, far → further/farther → furthest/farthest.
Do you say taller than or taller then?
Always than: “She is taller than me.” Then refers to time and is not used in comparisons.

Key takeaways

  • A comparative compares two things; a superlative compares one against a group.
  • Short adjectives take -er / -est; long ones take more / most.
  • Two-syllable adjectives ending in -y take -ier / -iest.
  • Learn the irregulars: good/better/best, bad/worse/worst, far/further/furthest.
  • Use than with comparatives and the with superlatives.

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Written and reviewed by the experienced native English teachers at Live English, online since 2007.