
1) Act the noodge 2) Annoy 3) Annoy by upsetting streep 4) Annoy persistently 5) Aristocrat has way to annoy 6) Ask again and again 7) Ask too many questions 8) Ask, ask, ask 9) Badger 10) Be a nudnik 11) Be a nuisance 12) Be a pain 13) Be a royal pain to 14) Bedevil 15) Beleaguer 16) Bother 17) Bother persistently
Found on
https://www.crosswordclues.com/clue/pester

1) Annoy 2) Badger 3) Beleaguer 4) Bother 5) Bug 6) Create a nuisance 7) Dun 8) Harass 9) Harry 10) Hassle 11) Hound 12) Irk 13) Nag 14) Nag at 15) Needle 16) Pursue 17) Rag 18) Tease
Found on
https://www.crosswordclues.com/clue/pester

• (v. t.) To trouble; to disturb; to annoy; to harass with petty vexations. • (v. t.) To crowd together in an annoying way; to overcrowd; to infest.
Found on
http://thinkexist.com/dictionary/meaning/pester/

1. To trouble; to disturb; to annoy; to harass with petty vexations. 'We are pestered with mice and rats.' (Dr. H. More) 'A multitude of scribblers daily pester the world.' (Dryden) ... 2. To crowd together in an annoying way; to overcrowd; to infest. 'All rivers and pools . . . Pestered full with fishes.' (Holland) ... Origin: Abbrev. Fr. Impester...
Found on
http://www.encyclo.co.uk/local/20973
Pes'ter transitive verb [
imperfect & past participle Pestered ;
present participle & verbal noun Pestering .] [ Abbrev. from
impester , from Old French
empaistrier ,
empestrer , to entangle the feet or legs, to emba...
Found on
http://www.encyclo.co.uk/webster/P/64

Annoy or bother someone.
Found on
http://www.faqs.org/faqs/australian-faq/part5/
No exact match found.