The Collaborative International Dictionary of English v.0.48:

Behave \Be*have"\, v. t. [imp. & p. p. Behaved; p. pr. & vb.
   n. Behaving.] [AS. behabban to surround, restrain, detain
   (akin to G. gehaben (obs.) to have, sich gehaben to behave or
   carry one's self); pref. be- + habban to have. See Have, v.
   t. ]
   1. To manage or govern in point of behavior; to discipline;
      to handle; to restrain. [Obs.]
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            He did behave his anger ere 't was spent. --Shak.
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   2. To carry; to conduct; to comport; to manage; to bear; --
      used reflexively.
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            Those that behaved themselves manfully. --2 Macc.
                                                  ii. 21.
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