sexual intercourse
intercourse *
sex act
copulation
coitus
coition
sexual congress
congress *****
sexual relation
relation ****
carnal knowledge

The best time for sexual intercourse is first thing in the morning.

Do not have sexual intercourse for at least 1 week.

Night is also considered the best time for sexual intercourse.

Then, he said, they had sexual intercourse for 15 to 20 minutes.

They are used only at the time of sexual intercourse.

"I thought they never did anything but have sexual intercourse."

The husband and wife can see any part of each other's body especially during sexual intercourse.

"Sexual intercourse with person between 14 and 16 years of age".

In some countries it is the legal age for sexual intercourse.

It is used only at the time of sexual intercourse.