pained /peɪnd/ BrE AmE adjective
[ Word Family: adjective : ↑ pained , ↑ painful ≠ ↑ painless ; verb : ↑ pain ; noun : ↑ pain ; adverb : ↑ painfully ≠ ↑ painlessly ]
pained expression/look/voice etc someone’s expression, voice etc that shows they are worried, upset, or slightly annoyed:
He sat stiffly, with a pained expression on his face.