Baretti: A dictionary of the English and Italian languages
Chiáv-e, s. f. dim. Chiáv-étta, Chiáv-icína, Chiáv-ína, aug. Chiáv-óne, disp. Chiáv-áccia,
1. key. — comune, master-key. Aver la — d'alcun negozio, to have the key to any business; 2. (mus. t.) a key or clef; 3. the keystone of an arch; 4. authority, power. Le chiavi, the keys or the pope's authority; 5. a strong frontier town; 6. a key that explains the remote meaning of any writing; 7. an iron bar used to strengthen a wall; 8. a cock, spigot, tap; 9. tuning-key.