生殖器 (せいしょくき)genital organ; genitalia; sexual organ

生殖器, its kanji, and other words that share them.Open this graph

Kanji in 生殖器

学生がくせいstudent (esp. a university student)
生活せいかつliving; life (one's daily existence)
生産せいさんproduction; manufacture
人生じんせい(human) life (i.e. conception to death)
先生せんせいteacher; instructor
厚生省こうせいしょうMinistry of Health and Welfare (now Ministry of Health, Labour and Welfare)
年生ねんせいpupil in ... year; student in ... year
新生しんせいrebirth; new birth
増殖ぞうしょくincrease; multiplication
繁殖はんしょくbreeding; multiplication
養殖ようしょくaquaculture; culture
生殖せいしょくreproduction
利殖りしょくmoney-making
拓殖たくしょくcolonization; colonisation
殖えるふえるto increase; to multiply
殖やすふやすto increase; to add to
核兵器かくへいきnuclear weapon
武器ぶきweapon; arms

See how 生殖器 connects to the rest of Japanese.