5 letter words containing only the vowel a July 8, 2019 16 32 64 128 5 letter words containing only one vowel a 5 letter words containing only y as vowel 5 letter words containing only u as a vowel 5 letter words containing e as the only vowel 5 letter words containing o as the only vowel 5 letter words only vowels 5 letter words with only vowel a in them