Columbia subject headings:
Consonants.
Linguistic universals.
Markedness (Linguistics)
Nasality (Phonetics)
Harvard subject headings:
Consonants.
Linguistic universals.
Markedness (Linguistics)
Nasality (Phonetics)
Princeton subject headings:
Consonants.
Linguistic universals.
Markedness (Linguistics)
Nasality (Phonetics)