Recriminate(v. i.) To return one charge or accusation with another; to charge back fault or crime upon an accuser.
Recriminate(v. t.) To accuse in return.
Recrimination(n.) The act of recriminating; an accusation brought by the accused against the accuser; a counter accusation.
Recriminative(a.) Recriminatory.
Recriminator(n.) One who recriminates.

Words within recriminates