For words of more than one syllable, stress position must be known in order to distinguish between digraph or containing no actual phonological vowel and sequences of affricate and stressed . For example, the words "camicia" "shirt" and "farmacia" "pharmacy" share the spelling , but contrast in that only the first is stressed in "camicia", thus represents with no sound (likewise, "pino grigio" ends in and the names "Gianna" and "Gianni" contain only two actual vowels: , ). In "farmacia" is stressed, so that is not a digraph, but represents two of the three constituents of .