Adjective: nettlesome ne-t(u)l-sum
- Causing irritation or annoyance
"nettlesome paperwork";
- annoying, bothersome, galling, irritating, pesky [informal], pestering, pestiferous, plaguy, plaguey, teasing, vexatious, vexing, irksome, niggly, dratted [informal], aggravating
- Easily irritated or annoyed
"not the least nettlesome of his countrymen";
- cranky [informal], fractious, irritable, peevish, peckish [N. Amer, informal], pettish, petulant, scratchy, testy, tetchy, techy, pouty, narky [Brit, slang]
See also: disagreeable, ill-natured