Sexual union and Sexual congress

Sexual union noun - The act of pairing a male and female for reproductive purposes.

Sexual congress and sexual union are semantically related. In some cases you can replace phrase "Sexual congress" with "Sexual union", this phrases are similar.

Sexual congress noun - The act of sexual procreation between a man and a woman; the man's penis is inserted into the woman's vagina and excited until orgasm and ejaculation occur.

Sexual union and sexual congress are semantically related. Sometimes you can replace phrase "Sexual union" with "Sexual congress", this phrases are similar.