Check out our posts on English comparative adjectives and English superlative adjectives to learn more!

Study Resource: One-syllable adjectives that have ‘more’ / ‘most’ comparatives and superlatives
Usually, we form the and forms of one- by adding -erand -est, but the adjectives in the table also have comparative and superlative forms that are formed by adding the words more or most.
Key to the tables below: |
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✅ → officially correct ❌ → officially incorrect Forms in red are almost never used.1 Forms in gray are uncommon forms.1 Forms in white are common forms.1 Note: Sometimes forms that are technically incorrect are still used by native speakers! |
1 In published writing, according to Google N-grams (2023)
Stem | - ercomparative - estsuperlative | morecomparative mostsuperlative | Notes |
---|---|---|---|
right | ✅ righter ✅ rightest | ✅ more right ✅ most right | |
wrong | ✅ wronger ✅ wrongest | ✅ more wrong ✅ most wrong | |
fun | ✅ funner ✅ funnest | ✅ more fun ✅ most fun | Many dictionaries do not accept funner/funnest |
real | ✅ realer ✅ realest | ✅ more real ✅ most real | realestis sometimes used, but realer is very rare |
ill | ❌ iller ❌ illest | ✅ more ill ✅ most ill | |
worth | ❌ worther ❌ worthest | ✅ more worth ✅ most worth | |
drunk | ✅ drunker ✅ drunkest | ✅ more drunk ✅ most drunk | |
Past participles never have -er/-est forms | |||
lost | ❌ loster ❌ lostest | ✅ more lost ✅ most lost | |
bored | ❌ boreder ❌ boredest | ✅ more bored ✅ most bored |