Although vowel length is typically contrastive in Omotic languages, Ganza does not have a clear contrast between long and short vowel phonemes. Instead, Ganza has predictable utterance-final vowel
lengthening and a set of monosyllabic words with double vowels.[2]: 109
References
Smolders, Joshua. 2015. A Wordlist of Ganza. Addis Ababa: SIL Ethiopia