keenness Synonyms

eagerness avidity avidness sharpness acuteness acuity tartness spinosity thirstiness spirit thirst spiry steeliness subtlety stringency smartness sensitivity promptitude promptness quickness quick-wittedness readiness relish sagacity sageness sensibility profundity vehemence vehemency astuteness perspicaciousness ardour perceptiveness fervour saltiness causticity incisiveness ravenousness insightfulness soft spot sensitiveness verve vigor willingness yearning zeal zest shrewdness fierceness sharp-sightedness