Dictionary & Thesaurus

1.

(noun) something or someone that causes trouble; a source of unhappiness; "a bit of a bother"

Synonyms: annoyance, bother, botheration, pain, pain in the ass, pain in the neck

Related Words: irritant, negative stimulus, thorn

2.

(noun) a bothersome annoying person; "that kid is a terrible pain"

Synonyms: pain, pain in the neck

Related Words: disagreeable person, unpleasant person