aggravate
ag-gra-vate
verb
To annoy or irritate someone, often deliberately.
"Please stop aggravating your brother, he's busy."
verb
To make a problem, illness, or bad situation worse.
"His constant complaining only aggravated the tension."
Thesaurus
Synonyms: exasperate, worsen, exacerbate
Antonyms: ameliorate, amend, better, improve, meliorate