• 婿むこ — groom; son-in-law
• 入婿いりむこ — man who marries into the bride’s family
• 女婿じょせい — daughter’s husband
• 婿養子むこようし — adopted son-in-law

With the woman radical 女おんな on the left and a phonetic element meaning “correct” or “proper,” 婿 conveys the idea of joining a family through marriage — the man who becomes part of the bride’s household.