The Collaborative International Dictionary of English v.0.48:

Anger \An"ger\, v. t. [imp. & p. p. Angered; p. pr. & vb. n.
   Angering.] [Cf. Icel. angra.]
   1. To make painful; to cause to smart; to inflame. [Obs.]
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            He . . . angereth malign ulcers.      --Bacon.
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   2. To excite to anger; to enrage; to provoke.
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            Taxes and impositions . . . which rather angered
            than grieved the people.              --Clarendon.
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