List of singular synonyms and singular related words.
a certain, abnormal, absolute, absurd, alone, an, anomalous, any, any one, appropriate, atomic, atypical, azygous, bizarre, celibate, certain, characteristic, concrete, conspicuous, crank, crankish, cranky, crotchety, curious, defined, definite, detailed, determinate, deviant, deviative, different, discrete, distinct, distinctive, distinguished, divergent, dotty, dual, eccentric, either, eminent, erratic, esoteric, especial, exceptional, exclusive, express, extraordinary, fey, first and last, fixed, flaky, freaked out, freakish, freaky, funny, idiocratic, idiosyncratic, impair, important, in character, individual, indivisible, inner, integral, intimate, intrinsic, irreducible, irregular, isolated, kinky, kooky, lone, maggoty, marked, minute, monadic, monistic, notable, noteworthy, number, nutty, odd, oddball, off, off the wall, offbeat, one, one and only, only, only-begotten, out, outlandish, outre, outstanding, particular, passing strange, peculiar, personal, plural, precise, private, prominent, proper, quaint, queer, quintessential, quirky, rare, remarkable, respective, screwball, screwy, separate, several, signal, significant, simple, single, sole, solid, solipsistic, solitary, solo, special, specific, strange, superior, trial, true to form, twisted, unanalyzable, uncommon, unconventional, undivided, unearthly, unexampled, uniform, unimaginable, unique, unitary, unnatural, unordinary, unpaired, unrepeatable, unrepeated, unthinkable, unusual, unwonted, wacky, weird, whimsical, whole, wondrous strange