The Collaborative International Dictionary of English v.0.48:
Discomfit \Dis*com"fit\, v. t. [imp. & p. p. Discomfited; p.
pr. & vb. n. Discomfiting.] [OF. desconfit, p. p. of
desconfire, F. d['e]confire; fr. L. dis- + conficere to make
ready, prepare, bring about. See Comfit, Fact.]
1. To scatter in fight; to put to rout; to defeat.
[1913 Webster]
And his proud foes discomfit in victorious field.
--Spenser.
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2. To break up and frustrate the plans of; to balk? to throw
into perplexity and dejection; to disconcert.
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Well, go with me and be not so discomfited. --Shak.
Syn: To defeat; overthrow; overpower; vanquish; conquer;
baffle; frustrate; confound; discourage.
[1913 Webster]