Involuntary
Part of speech: adjective
Definition: Without intention; unintentional. Not voluntary or willing; contrary or opposed to explicit will or desire; unwilling.
Reflexive
Part of speech: adjective
Definition: Having a subject and object that are the same.Of a relation R on a set S, such that xRx for all members x of S (that is, the relation holds between any element of the set and itself).
Part of speech: noun
Definition: A reflexive pronoun.