Comparisons with adjectives and adverbs | Learn English
https://www.ecenglish.com/.../comparisons-with-adjectives-and-adverbs30.07.2009 · positive – no change (big, strong, long, etc.) comparative – words end in "er" (bigger, stronger, longer, etc.) superlative – words end in "est" (biggest, strongest, longest, etc.) Regular forms for three or more syllable words. positive – no change (understandable, comfortable, etc.)