Synonyms of infinitesimal

1 Syllable
toyer, least, weer
2 Syllables
bitsy, pee-wee, snubber, tinier, littler, perdu, short-end, tiniest, tiny, shrimpy, smallish, peewee, teeny, little, weeny, teensy
3 Syllables
pocket-size, unseeable, wraithlike, minutest, minute, shortlived, atomic, microbic, minuter, pintsize
4 Syllables
minuscule, teeny-weeny, teensy-weensy, minuscular, lilliputian, unviewable, miniature, subatomic, microcosmic, molecular, microscopic, negligible, miniscule, invisible
5 Syllables
undetectable, insignificant, unobservable, unperceivable, unnoticeable, imperceptible, inappreciable, imponderable
6 Syllables
inconsiderable, infinitesimals