The spelling of the word "OVAS" may seem unusual at first, but it corresponds to its pronunciation. In IPA phonetic transcription, it can be written as /ˈoʊvəz/. The "O" represents the long vowel sound /oʊ/ and the "V" is pronounced like a voiced "F". The "A" is pronounced like the short vowel sound /ə/ and the "S" is voiced as a "Z" in this context. Therefore, the spelling "OVAS" accurately represents the phonetic sounds of the word.