Main Entry: black·en

Pronunciation: \ˈbla-kən\

Function: verb

Inflected Form(s): black·ened; black·en·ing \ˈblak-niŋ, ˈbla-kə-\

Date: 14th century

intransitive verb : to become dark or black <the sky blackens>transitive verb 1 : to make black
2 : defame, sully <blackened her reputation>

— black·en·er \ˈblak-nər, ˈbla-kə-\ noun