exasperate (v.)
- aggravate
- agitate
- annoy
- arouse
- badger
- bait
- bedevil
- beset
- bother
- bristle
- bug
- bullyrag
- chafe
- chivy
- devil
- discompose
- distemper
- disturb
- dog
- embitter
- exercise
- fret
- gall
- get
- gripe
- harass
- harry
- heckle
- hector
- hound
- huff
- incense
- inflame
- irk
- irritate
- miff
- molest
- nag
- needle
- nettle
- peeve
- persecute
- pester
- pique
- plague
- pother
- provoke
- rankle
- ride
- rile
- roil
- ruffle
- tease
- torment
- trouble
- vex
- worry