Paucity rhymes with:
analyticity, animosity, atrocity, audacity, biodiversity, capacity, complexity, complicity, curiosity, density, diversity, domesticity, eccentricity, elasticity, electricity, falsity, felicity, ferocity, generosity, incapacity, intensity, laxity, monstrosity, necessity, obesity, opacity, overcapacity, perplexity, perversity, publicity, religiosity, simplicity, specificity, toxicity, university, velocity, viscosity, voracity
Paucity sounds like:
pabst, paced, packaged, packed, packet, packett, packwood, pact, pacto, paged, paget, pagett, pagette, pagoda, paquet, paquette, pascutto, passat, passed, past, pasta, paste, pasted, paused, pazuto, peaked, pecht, pecot, peeked, pegged, peixoto, pepcid, peseta, pest, pesta, peugeot, pfost, phagocyte, phased, phaseout, physicist, piaget, pichette, picht, picked, picket, picketed, pickett, picotte, pictet, pieced, piechota, piggott, pigott, pigsty, piqued, piquette, piscataway, pisciotta, pissed, pizatti, pizzuti, pizzuto, poached, pobst, pocked, pocket, pocketed, poised, poked, pokeweed, poquette, posada, posed, posit, posited, possessed, post, postdate, postdated, posted, postit, poust, pseudo, psyched, puckett, puget, puget-1, pushed, pussycat