不本意

プログレッシブ和英中辞典(第4版)

ふほんい【不本意】

unwillingness; reluctance

不本意な reluctant ((to do))；unwilling ((to do))

不本意ながら
reluctantly／unwillingly／against one's will

不本意ながら父と出かけた
He went out with his father reluctantly.

チームの不本意な成績
our team's disappointing performance

まことに不本意ですがご親切なお申し出をお断りしなければなりません
I am very sorry, but I have to decline your kind offer.

お見送りできないなんて不本意なことです
I regret very much that I will not be able to come to see you off.

出典　小学館「プログレッシブ和英中辞典(第4版)」