thorn in the flesh

A constant or persistent cause of annoyance, frustration, or trouble. My little brother is such a thorn in the flesh—he always wants to do stuff with me, especially when I'm trying to hang out with my friends.

Common Names:

Name	Pronounced	Usage
ĄŽUolas	-	Lithuanian
Arabinda	-	Bengali, Indian, Odia
Garen	-	Armenian
Alyson	AL-i-sən	English
Lauro	-	Italian
Henryka	hen-RI-kah	Polish