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pestilent

pes·ti·lent

pestilent

pronunciation:
pe st lnt
part of speech: adjective
definition 1: causing or tending to cause epidemic disease or death; pestilential or fatal.
synonyms:
pestilential
similar words:
contagious, deadly, fatal, lethal, noxious, poison, poisonous, virulent
definition 2: tending to cause moral or public injury; pernicious.
synonyms:
noxious, pernicious, poisonous
similar words:
corrupting, dangerous, detrimental, evil, iniquitous, injurious, malignant, poison
definition 3: annoying or displeasing; pesky.
synonyms:
vexatious
similar words:
annoying, irritating, mischievous, troublesome, wicked
derivation: pestilently (adv.)