*Some of them are: clever, common, cruel, friendly, gentle, narrow, pleasant, polite, shallow, simple, quiet. Comparative: more motivating (than) Add -er/- est to form their comparative and superlative forms. Comparative: easier / y-i+er (than) Adjectives take more/most Superlative: the most motivating (of/in) Positive: motivating Comparative: nicer /bigger (than) Positive: easy Certain adjectives form their comparative and superlative in both ways, either by adding -er/- est or with more/most. Superlative: the easiest / y-i+est (of/in) Adjectives ending in -ly, -y, -w also add -er/- est. Positive: nice/ big Superlative: the nicest / the biggest (of/in)