性交

have sex; copulate; fuck; mate; make love; sleep with; lie with; know sb. in the biblical sense; coitus; screw; bonk; sexual intercourse; copulation; sex act; lovemaking; intimacy; nooky; pareunia; carnal relations; sexual; coital; carnal

行为

behavior; behaviour; conduct; act; deed; action; activity; discipline; demeanour; comportment; thing; show; deportment; way; turn; stuff; goings-on; -ism; -ion; -ence; -icity; -ity