[syn: cranky, fractious, irritable, nettlesome, peevish, peckish, pettish, petulant, scratchy, testy, tetchy, techy]
The Collaborative International Dictionary of English v.0.48:
nettlesome \nettlesome\ adj.
   same as irritating, 1.
   Syn: annoying, galling, chafing, irritating, pesky,
        pestiferous, pestilent, plaguy, plaguey, teasing,
        vexatious, vexing.
        [WordNet 1.5]
WordNet (r) 3.0 (2006):
nettlesome
    adj 1: 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" [syn: annoying, bothersome, galling,
           irritating, nettlesome, pesky, pestering,
           pestiferous, plaguy, plaguey, teasing,
           vexatious, vexing]
    2: easily irritated or annoyed; "an incorrigibly fractious young
       man"; "not the least nettlesome of his countrymen" [syn:
       cranky, fractious, irritable, nettlesome, peevish,
       peckish, pettish, petulant, scratchy, testy,
       tetchy, techy]