1) What are comparative adjectives?
Comparative adjectives are adjectives that we use to compare two things.
Example:
The giraffe is tall. ('tall' is an adjective)
The giraffe is taller than the rabbit. ('taller' is a comparative adjective)
2) How to form comparative adjectives
- To make a comparative adjective of an adjective that has one syllable, such as fast, we add -er to its end.
Example:
The dog is fast.
The dog is faster than the elephant.
- To make a comparative adjective of an adjective that has one syllable ending in -e, such as large, we add -r to its end.
Example:
Canada is large.
Canada is larger than Germany.
- To make a comparative adjective of an adjective that has one syllable ending in a consonant + a vowel + a consonant, such as big, we double the last consonant and add -er to its end.
Example:
The monkey is big.
The monkey is bigger than the cat.
- To make a comparative adjective of an adjective that has two syllables ending in -y, such as happy, we remove -y and add -ier to its end.
Example:
Emma is happy.
Emma is happier than Susan.
- To make a comparative adjective of an adjective that has two or more syllables, such as expensive, we add 'more' before it.
Example:
The car is expensive.
The car is more expensive than the bike.
- To make a comparative adjective of an irregular adjective, such as good, we change the whole adjective.
Example:
David is a good singer.
David is a better singer than John.