sharpen Synonyms

whet focalize point focus hone focalise heighten taper whetting whetted tapered subtilize reinforce sensitize sharp sharpening smooth stimulate strengthen strop make acute rub down put an edge on make sharp sharpened sensitizing sensitising refocus escalate hop up polish up brush up level off sensitise sensibilize tune up fine-tune focussing refine redouble focusing focused file excite exacerbate enhance edge deepen concentre concenter