nettlesome vs pestiferous

nettlesome and pestiferous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
nettlesome	No	Yes	No	No
pestiferous	No	Yes	No	No

As adjectives, nettlesome and pestiferous are synonyms defined as:

Other synonyms of nettlesome include annoying, bothersome, galling, irritating, pesky, pestering, plaguey, plaguy, teasing, vexatious, vexing.

nettlesome (adjective)	pestiferous (adjective)
causing irritation or annoyance	causing irritation or annoyance
easily irritated or annoyed	likely to spread and cause an epidemic disease
	tending to corrupt or pervert
	contaminated with infecting organisms