Spanish seno

← French sein (cognate)

← Italian seno (cognate)

← Latin sinus (inherited)

← Latin sinus (cognate)

← Old Spanish seno (inherited)

← Romansch sain (cognate)

← Romanian sân (cognate)

→ Spanish sen (mention)

→ Spanish ensenada (affix)

→ French sein (cognate)

→ Italian seno (cognate)

→ Portuguese seio (cognate)

→ Romansch sein (cognate)

→ Romansch sain (cognate)

→ Romansch sagn (cognate)

→ Romanian sân (cognate)