WordNet: irritant, thorn

something that causes irritation and annoyance; "he's a thorn in my flesh"

• hypernym annoyance, bother, botheration, infliction, pain, pain in the ass, pain in the neck

irritant

• (englanti) irritate (derivationally related)
• (suomi) ärsyke (synonyymi)

• (suomi) ärsyttävä asia (synonyymi)

thorn

• (suomi) piikki (synonyymi)