pestilential

English

Adjective

pestilential (comparative more pestilential, superlative most pestilential)

1. Producing pestilence or plague; pestilent.
   • 1941, Chapman Miske, The Thing in the Moonlight:

     Casting my eyes about, I beheld no living object; but was sensible of a very peculiar stirring far below me, amongst the whispering rushes of the pestilential swamp I had lately quitted.

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Old French

Adjective

pestilential m (oblique and nominative feminine singular pestilentiale)

1. pestilent; pestilential