Diminutive

Adjective

 * 1) Very small.
 * 2) Serving to diminish.

Synonyms

 * lilliputian, tiny

Antonyms

 * huge, gigantic
 * augmentative

Noun

 * 1)  A word form expressing smallness or youth.
 * Booklet, the diminutive of book, means ‘small book’.

Antonyms

 * augmentative

Thesaurus
Lilliputian, affectionate name, baby, baby-sized, bantam, banty, button, byname, chit, cognomen, cognominal, compact, duodecimo, elfin, epithetic, featherweight, fingerling, formal, handy, honorific, hypocoristic, in name only, infinitesimal, lightweight, lilliputian, little, micro, microscopic, midget, mini, miniature, miniaturized, minikin, minimal, minnow, minny, minuscule, minute, mouse, nickname, nominal, nominative, nubbin, peewee, pet name, petite, pocket, pocket-sized, pony, pygmy, quasi, runt, self-called, self-christened, self-styled, shrimp, slip, small, small fry, small-scale, snip, snippet, so-called, sobriquet, soi-disant, subminiature, teensy-weensy, teeny, teeny-weeny, tiny, tit, titular, toy, twelvemo, undersized, vest-pocket, wart, wee, weeny, wisp, would-be