
1) Annoying 2) Annoying, like a gnat 3) Annoying, like gnats 4) Annoyingly troublesome 5) Bothersome 6) Disagreeable 7) Galling 8) Irritating 9) Like a mosquito 10) Like a nudnik 11) Like gnats 12) Like insects 13) Like mosquitoes 14) Nettlesome 15) Pestering 16) Pestiferous 17) Plaguey 18) Plaguy 19) Teasing
Found on
https://www.crosswordclues.com/clue/pesky

1) Annoying 2) Bothersome 3) Disagreeable 4) Galling 5) Irritating 6) Nettlesome 7) Pestering 8) Plaguy 9) Vexatious
Found on
https://www.crosswordclues.com/clue/pesky

• (a.) Pestering; vexatious; troublesome. Used also as an intensive.
Found on
http://thinkexist.com/dictionary/meaning/pesky/
Pes'ky adjective [ Etymol. uncertain.] Pestering; vexatious; troublesome. Used also as an intensive. [ Colloq. & Low, U.S.]
Judd. Found on
http://www.encyclo.co.uk/webster/P/64
No exact match found.