copulation
noun
[ ˌkɒpjʊˈleɪʃ(ə)n ]
• sexual intercourse.
• "males may seek copulation with the breeding female"
Similar:
sex,
sexual intercourse,
intercourse,
lovemaking,
making love,
sexual relations,
mating,
coupling,
breeding,
nooky,
bonking,
rumpy pumpy,
a bit of the other,
how's your father,
pata-pata,
coitus,
coition,
fornication,
carnal knowledge,
congress,
commerce,
screwing,
fucking,
shagging,