Synonyms of undersized

1 Syllable
short, shrimp, toyer, small, dwarf
2 Syllables
dwarfing, snubber, runty, dwarfish, runted, runtish, shortest, lesser, busher, littler, bitty, tiny, shrimpy, half-pint, smallish, shrimper, scrubber, small-fry, shortterm, third-string, dwarves, punier, puny, stunted
3 Syllables
sawed-off, petite, shortlived, underweight, curtate, undergrown
4 Syllables
anorectic, pocket-sized, miniature, decurtate, unprolonged, unsustained, miniscule