thorn in someone's side

English

thorn in someone's side (plural thorns in someone's side)

(idiomatic) A persistent annoyance.
- 2014 March 9, Jacob Steinberg, “Wigan shock Manchester City in FA Cup again to reach semi-finals”, in The Guardian:
  All the billions in the world and Manchester City still cannot rid themselves of the most persistent thorn in their side.

Czech: trn v oku
Dutch: een doorn in (iemands) oog
Finnish: piikki lihassa (fi) (literally “thorn in the flesh”)
French: épine au pied (fr) f (literally “thorn in the foot”)
German: (jemandem) ein Dorn im Auge m
Hungarian: szálka a szemében
Icelandic: þyrnir í augum m
Indonesian: duri dalam daging (id)
Irish: crá croí (literally “torment of the heart”), bior sa bheo (literally “spike in the living (flesh)”), tairne sa bheo (literally “nail in the living”)
Italian: spina nel fianco f (literally “thorn in the side”)
Portuguese: pedra no sapato (de alguém) f (literally “[a] stone in [someone's] shoe”)
Romanian: (cu) sula în coaste
Russian: бельмо́ на глазу́ n (belʹmó na glazú, literally “leucoma on the eye”), кость в го́рле f (kostʹ v górle, literally “bone in the throat”)
Spanish: piedra en el zapato f (literally “[a] stone in the shoe”)
Swedish: en nagel i ögat (på någon)
Thai: หนามยอกอก (th) (nǎam-yɔ̂ɔk-òk, literally “thorn in the chest”)
Vietnamese: cái gai trong mắt