独身
[N]
★★★★☆☆
unmarried, bachelor, spinster, single

彼は独身だ。 He is a bachelor.

一生独身を通す remain single throughout one's life

独身を貫く remain single

独身女性 unmarried woman (spinster)

独身男性 bachelor

独身貴族 bachelor who enjoys the freedom of single life

独身生活 single life

独身者 unmarried person