A phoneme can also be represented by three letters, called a trigraph. Eau is a trigraph of the Latin script. Dzs is the eighth letter, and only trigraph, of the Hungarian alphabet. It has since been replaced by the trigraph or (see above). In neither language is this trigraph regarded as an independent letter of the alphabet. The combination is a digraph or trigraph indicating the nasalized vowel. In roman script, the unusual trigraph has the sound of English "j". In the word "ditch", the trigraph represents the sound . The trigraph has the value as in "gingham" or "dinghy". Similarly, the digraph and trigraph represent the monophthong due to the same process. The trigraph "sch" in German is equivalent to the English "sh" and pronounced .