harassing (?.)
- aggravating
- annoying
- bothering
- bothersome
- chafing
- disquieting
- distressful
- distressing
- disturbing
- exasperating
- fretting
- galling
- importunate
- importune
- irking
- irksome
- irritating
- pesky
- pestering
- pestiferous
- pestilent
- pestilential
- plaguesome
- plaguey
- plaguing
- provoking
- teasing
- tiresome
- tormenting
- troublesome
- troubling
- upsetting
- vexatious
- vexing
- wearisome
- worrisome
- worrying