A cedilla, or cedille, is a hook or tail added under certain letters to indicate that their pronunciation is modified. In Catalan, French, and Portuguese it is used only under the letter ⟨c⟩, and the

Portuguese orthography is based on the Latin alphabet and makes use of the acute accent, the circumflex accent, the grave accent, the tilde, and the cedilla to denote stress, vowel height, nasalizatio