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The Collaborative International Dictionary
Injucundity

Injucundity \In`ju*cun"di*ty\, n. [L. injucunditas. See In- not, and Jocund.] Unpleasantness; disagreeableness. [Obs.]
--Cockeram.

Wiktionary
injucundity

n. (context obsolete English) The quality of being unpleasant; disagreeableness.