PLAGUEY

annoying, bothersome, galling, irritating, nettlesome, pesky, pestering, pestiferous, plaguy, plaguey, teasing, vexatious, vexing

(adjective) causing irritation or annoyance; “tapping an annoying rhythm on his glass with his fork”; “aircraft noise is particularly bothersome near the airport”; “found it galling to have to ask permission”; “an irritating delay”; “nettlesome paperwork”; “a pesky mosquito”; “swarms of pestering gnats”; “a plaguey newfangled safety catch”; “a teasing and persistent thought annoyed him”; “a vexatious child”; “it is vexing to have to admit you are wrong”

pestilent, pestilential, pestiferous, plaguey

(adjective) likely to spread and cause an epidemic disease; “a pestilential malignancy in the air”- Jonathan Swift; “plaguey fevers”

plaguey, plaguy, plaguily

(adverb) in a disagreeable manner; “it’s so plaguey cold!”

Source: WordNet® 3.1