Vowels
ablaut
anaptyxis
aphesis
aphetic forms
apophony
assonance
barred i
breve
cardinal vowels
crasis
dieresis(¨)
dieresis (linguistics)
diphthong
diphthongization
glide
gradation
Great Vowel Shift
hypogegrammeni
iota subscript
Jespersen, Otto
lax vowel
liaison
long vowel
macron
monophthong
monophthongization
mutated plural
non-rhotic speech
pure vowel
rime
schwa
semivowel
short vowel
synaloepha
systole
tense vowel
the indefinite vowel
triphthong
umlaut(¨)
umlaut (process)
univocalic
vocalic
vowel
vowel gradation
vowel quantity
vowel shift