Main Entry: sweet·en

Pronunciation: \ˈswē-t^ən\

Function: verb

Inflected Form(s): sweet·ened; sweet·en·ing \ˈswēt-niŋ, ˈswē-t^ən-iŋ\

Date: circa 1552

transitive verb 1 : to make sweet
2 : to soften the mood or attitude of
3 : to make less painful or trying
4 : to free from a harmful or undesirable quality or substance; especially : to remove sulfur compounds from <sweeten natural gas>
5 : to make more valuable or attractive <sweeten the deal>: as a : to increase (a pot not won on the previous deal) by anteing prior to another deal b : to place additional securities as collateral for (a loan)intransitive verb : to become sweet

— sweet·en·er \ˈswēt-nər, ˈswē-t^ən-ər\ noun