Skimpy

Adjective

 * 1) Small or inadequate; not generous, or of a garment, very small, light, or revealing.
 * Have you ever seen such a skimpy bikini?
 * They served a pretty skimpy portion of ice cream as the free birthday dessert.

Adverbs for Skimpy
ridiculously; fantastically; comically; absurdly; inexcusably; outrageously; miserably; inadequately; pitifully; pitiably; pathetically; grotesquely; ingenerously; stingily; carelessly; awkwardly; unbecomingly; unfashionably; uncomfortably; unfortunately.

Thesaurus
Lenten, Spartan, abstemious, ascetic, austere, cheeseparing, chinchy, chintzy, deficient, dwarfed, dwarfish, exiguous, failing, frugal, impoverished, inadequate, infrequent, insufficient, jejune, lean, limited, meager, mean, miserly, narrow, niggardly, paltry, parsimonious, piddling, poor, puny, rare, scant, scanty, scarce, scattered, scrawny, scrimp, scrimping, scrimpy, seldom met with, seldom seen, shy, skimp, skimping, slender, slight, slim, small, spare, sparing, sparse, spotty, sprinkled, starvation, stingy, stinted, straitened, stunted, subsistence, thin, tight, unnourishing, unnutritious, wanting, watered, watery

Etymology
From.