sharpen Synonyms

whet heighten focalise hone focus focalize taper point strengthen sensitize sharp sharpening whetting smooth stimulate whetted tune tapered subtilize 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 reinforce refine redouble focusing focused file excite exacerbate enhance edge deepen concentre