Main Entry: sharp·en

Pronunciation: \ˈshär-pən\

Function: verb

Inflected Form(s): sharp·ened; sharp·en·ing \ˈshärp-niŋ, ˈshär-pə-\

Date: 15th century

transitive verb : to make sharp or sharper; especially : honeintransitive verb : to become sharp or sharper

— sharp·en·er \ˈshärp-nər, ˈshär-pə-\ noun