Portuguese has five phonemic nasal vowels (/ɐ̃/, /ẽ/, /ĩ/, /õ/, /ũ/), which, according to historical linguistics, arose from the assimilation of the nasal consonants /m/ and /n/, often at the end of syllables.
Portugiesisch verfügt über fünf phonemische Nasalvokale (/ɐ̃/, /ẽ/, /ĩ/, /õ/, /ũ/), die, laut historischer Phonologie, aus Assimilation der Nasale ​/⁠m⁠/​ und ​/⁠n⁠/​ entstanden, oft am Silbenende.