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
VigdÍS	-	Icelandic
Igon	-	Basque
Motya	-	Russian
Cronus	KRO-nəs (English)	Greek Mythology (Latinized)
Lies	LEES	German, Dutch
Ode	-	Medieval English