Stroke count: 14
Meaning: son-in-law
Kunyomi: むこ
Onyomi: セイ
Composition: 知 耳
Radical: 耳
Meaning: ear
婿 (むこ) husband, groom, (one's) son-in-law
相婿 (あいむこ) brother-in-law
入り婿 (いりむこ) man who takes his wife's family name and marries into her family, man who is adopted by his wife's family