Synset
change from a simple vowel to a diphthong
<verb.communication>
diphthongise
diphthongize
sample sentences
"This vowel diphthongized in Germanic"
verb frames
Something ----s
verb frames
Something ----s
lexical pointers
derivationally related form
diphthong
semantic pointers
hypernym
change, switch, shift
hyponym
break