/əˈnoi/

verb: annoy
3rd person present: annoys
past tense: annoyed
past participle: annoyed
gerund or present participle: annoying

irritate (someone); make (someone) a little angry.

*archaic
harm or attack repeatedly.

Middle English (in the sense ‘be hateful to’): from Old French anoier (verb), anoi (noun), based on Latin in odio in the phrase mihi in odio est ‘it is hateful to me’.