Pharyngealization appears to be a feature of the consonants, though some analyses treat it as a feature of the vowels. However, Nichols argues that this does not capture the situation in Chechen well, whereas it is more clearly a feature of the vowel in Ingush: Chechen "one", Ingush , which she analyzes as and . Vowels have a delayed murmured onset after pharyngealized voiced consonants and a noisy aspirated onset after pharyngealized voiceless consonants. The high vowels are diphthongized, , whereas the diphthongs undergo metathesis, .