vexer
One who annoys
A vexer is someone or something that vexes—that annoys, irritates, or causes distress.
The word is uncommon, appearing mostly in older or literary contexts: He was a notorious vexer of his neighbors.
More often, English speakers reach for alternatives like nuisance or pest.
One who creates discord
- instigatorOne who provokes action
- provocateurOne who deliberately incites
- antagonistOne who opposes another
- rabble-rouserOne who stirs dissent
firebrand · agitator · mischief-maker · stirrer · inciter · fomenter · disruptor · pest
Intensely irritating
- irksomeCausing mild frustration
- bothersomeCausing mild annoyance
- gallingIntensely annoying or humiliating
- nettlesomeCausing annoyance or difficulty
infuriating · frustrating · maddening · irritating · aggravating · tiresome · trying · wearisome
Causing or designed for burning
- inflammatoryTending to provoke outrage
- contentiousInclined toward disagreement
- controversialCausing public dispute
- provokingCausing a reaction
needling · goading · taunting · baiting · teasing · challenging · antagonizing · riling
troublemaker
One who creates discord
- instigatorOne who provokes action
- provocateurOne who deliberately incites
- antagonistOne who opposes another
rabble-rouser · firebrand · agitator · mischief-maker · stirrer · inciter · fomenter · disruptor · pest · nuisance
exasperating
Intensely irritating
- irksomeCausing mild frustration
- bothersomeCausing mild annoyance
- gallingIntensely annoying or humiliating
nettlesome · infuriating · frustrating · maddening · irritating · aggravating · tiresome · trying · wearisome · tedious
incendiary
Causing or designed for burning
- inflammatoryTending to provoke outrage
- contentiousInclined toward disagreement
- controversialCausing public dispute
provoking · needling · goading · taunting · baiting · teasing · challenging · antagonizing · riling · aggravating