be a thorn in flesh

be a thorn in somebody's flesh/side

someone or something that keeps annoying you or causing you trouble A relentless campaigner, he was a thorn in the government's side for years.

Name	Pronounced	Usage
Conn	-	Irish
Winston	['winstən]
Shawnee	shah-NEE	English (Modern)
Ikaika	-	Hawaiian
Stevo	-	Serbian, Croatian
Iephthae	-	Biblical Greek