Committed
Part of speech: verb
Definition: To give in trust; to put into charge or keeping; to entrust; to consign; used with to or formerly unto.
Part of speech: adjective
Definition: obligated by a pledge to some course of action showing commitment associated in an exclusive (but not necessarily permanent) sexual relationship
Example sentence: Merely by describing yourself as black you have started on a road towards emancipation, you have committed yourself to fight against all forces that seek to use your blackness as a stamp that marks you out as a subservient being.
Pledged
Part of speech: verb
Definition: To make a solemn promise (to do something).