Union

交合

jiāohé

(sexual intercourse)

併集 /并集

bìngjí

(in set theory)

同盟

tóngméng

(the act of uniting or the state of being united)

婚姻

hūnyīn

(marriage)

性交

xìngjiāo

(sexual intercourse)

結婚 /结婚

(marriage)

聯合 /联合

liánhé

(the act of uniting or the state of being united)

聯盟 /联盟

liánméng

(the act of uniting or the state of being united)

聯盟 /联盟

liánméng

(that which is united; something formed by a combination of parts or members)