体からだを交まじえる

expression, ichidan verb

have sex; make love

A euphemistic, somewhat literary expression for sexual intercourse. Not crude, but not clinical either; often used in novels or polite conversation.

• 二人ふたりはついに体からだを交まじえた。

  The two finally made love.

• 小しょう説せつの中なかで、主しゅ人じん公こうが恋こい人びとと体からだを交まじえる場ば面めんがある。

  In the novel, there is a scene where the protagonist has sex with their lover.