Ch is a digraph in the Roman alphabet. It is treated as a letter of its own in the Spanish, Chamorro, Czech, Slovak, Quechua, Welsh, Breton and Belarusian Lacinka alphabets. In Vietnamese, it also used to be considered a letter for collation purposes but this is no longer common.
Digraph (orthography) CH C H Voiceless postalveolar affricate Alphabet Breton language Czech alphabet Collation Voiceless velar plosive Voiceless postalveolar fricative Sentence (linguistics) Voiceless velar fricative Grapheme Interlingua Phoneme Greek language Spanish language Czech language Welsh language Association of Spanish Language Academies Roberto Gómez Bolaños Belarusian Latin alphabet El Chapulín Colorado Upper Sorbian English language Chi Spanish orthography C'h List (computing) Latin Chamorro language Languages of Europe Chi (letter) Voiceless alveolo-palatal affricate Dental click Voiceless palatal plosive Voiceless palatal fricative Real Academia Española Voiceless alveolar affricate
