What are adjectives for small?

Answer 1

The word "small" is already an adjective, or a descriptive word. Synonyms for small though, words that mean the same thing, include baby, bantam, bitty, cramped, diminutive,humble, immature, inadequate, inconsequential,inconsiderable, insufficient, limited, little,meager, microscopic, mini, miniature,minuscule, minute, modest, narrow, paltry,petite, petty, picayune, piddling, pint-sized,pitiful, pocket-sized, poor, puny, runty, scanty,scrubby, short, shrimp, slight, small-scale,stunted, teensy, teeny, toy, trifling, trivial,undersized, unpretentious, wee, young.

(Source: thesarus.com)

Answer 2

Small is itself an adjective.