► 名詞
恋人 [こいびと] [liter] meaning: lover rank: 2
☆ 恋人に宛てた手紙 ⇨ A letter written for one’s lover (☛ Usually an unmarried lover)
愛人 [あいじん] meaning: lover rank: 3
☆ 彼には愛人がいる ⇨ He has an adulterous lover, mistress (☛ Always an adulterous lover)
好い人 [(1)いいひと] [coll] meaning: lover rank: 4
☆ 彼女は好い人が出来たようだ ⇨ She seems to have found a boyfriend (☛ Typically refers to a boyfriend, for a unmarried woman)