Conjunction

會合 /会合

huìhé

(astronomy: alignment of two bodies in the solar system such that they have the same longitude when seen from Earth)

結合 /结合

jiéhé

(act of joining or being joined)

連接 /连接

liánjiē

(act of joining or being joined)

連接詞 /连接词

liánjiēcí

(grammar: word used to join words or phrases)

連詞 /连词

liáncí

(grammar: word used to join words or phrases)