Hypertext Webster Gateway: "misbehaving"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Misbehave \Mis`be*have"\, v. t. & i. [imp. & p. p. {Misbehaved};
p. pr. & vb. n. {Misbehaving}.]
To behave ill; to conduct one's self improperly; -- often
used with a reciprocal pronoun.
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