An activity to distract oneself from worries or troubles; diversion or amusement used as a way to cheer up or relieve stress.
仕事で落ち込んだので、友達と出かけて憂さ晴らしをした。
I was down from work, so I went out with friends to cheer myself up.
彼女は読書や散歩で小さな憂さ晴らしをしている。
She relieves her worries with small diversions like reading and walks.
買い物は一時的な憂さ晴らしになるが、根本的な問題は解決しないことが多い。
Shopping can be a temporary diversion, but it often doesn't solve the underlying problem.
スポーツで汗を流すのが私の一番の憂さ晴らしだ。
Working up a sweat in sports is my favorite way to relieve myself.