Displeasure

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late Middle English: from Old French desplaisir (see displease), influenced by pleasure.

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From Old French desplaisir

etymonline

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displeasure (n.)

early 15c., displesir, "a more or less intense or indignant disapproval," from Old French desplaisir, infinitive used as a noun (see displease, and compare waiver). Earlier in same sense was displesaunce (late 14c.).