godan verb (-ru), transitive verb
feel annoyed at; be bothered by
Expresses that someone shows signs of being annoyed or bothered by something, often used when the person is visibly irritated. Formed by attaching がる to the adjective うるさい (noisy, annoying).
彼はいつも妹の話をうるさがっている。
He always seems annoyed by his younger sister's chatter.
そんなにうるさがら
You don't have to act so bothered by it.