Oneida lacks bilabial stops and labiodental fricatives. The International Phonetic Alphabet uses to represent the voiceless labiodental fricative. The labiodental fricative is only contrastive in loanwords. In the , represents the voiced labiodental fricative. In English, it is a voiced labiodental fricative. Sometimes the labiodental fricative is also elided along with following sounds. The only common labiodental sounds to occur phonemically are the fricatives and the approximant. In Walser German, it is realized as a labiodental fricative []. In most languages which use the Latin alphabet, has a voiced bilabial or labiodental sound. Exceptionally, it represents the voiced labiodental fricative in the common word "of". The bilabial flap is a variant of the labiodental flap in several languages, including Mono. Unlike plosives and affricates, labiodental nasals are common across languages. The voiced labiodental nasal is a type of consonantal sound. The realization may not always be labiodental&colon; bilabial and velarized labiodental realizations have been reported. As mentioned above, the labiodental approximant is considered a semivowel in some treatments.