List of niggling synonyms and niggling related words.
Mickey Mouse, adverse criticism, advertent, agog, alert, all ears, all eyes, animadversion, annoying, aspersion, assiduous, attentive, aware, bad notices, bad press, captious, captiousness, careful, carping, cavil, caviling, censoriousness, concentrated, conscious, critical, criticism, cynical, diligent, earnest, exception, faultfinding, finical, finicking, finicky, flak, frivolous, fussy, hairsplitting, heedful, hit, home thrust, hostile criticism, hypercritical, hypercriticalness, hypercriticism, imputation, inconsequential, insignificant, intense, intent, intentive, irksome, irritating, jerkwater, knock, measly, meticulous, mindful, nagging, nice, niggle, nit, nit-picking, nugatory, obloquy, observant, observing, on the ball, on the job, one-horse, open-eared, open-eyed, openmouthed, overcritical, overcriticalness, paltry, peanut, pestering, pettifogging, petty, picayune, picayunish, piddling, piffling, poky, priggishness, punk, puny, quibble, quibbling, rap, reflection, regardful, reproachfulness, slam, small-beer, small-time, stricture, swipe, taking exception, tinhorn, trichoschistic, trichoschistism, trifling, trivial, troublesome, two-bit, two-by-four, ultracritical, unimportant, vexatious, vexing, watchful, worrisome, worrying