boca
/ˈboka/ · A2 · noun · f
mouth
👄 Boca Raton = rat's mouth; a river's boca is where it opens to the sea
From Latin bucca (cheek), which also gave English buccal, the dentist's word for the cheek side. The same root sits in French bouche and Italian bocca. Any opening counts: boca del metro is the subway entrance.