diphthongise
English edit
Verb edit
diphthongise (third-person singular simple present diphthongises, present participle diphthongising, simple past and past participle diphthongised)
- Alternative spelling of diphthongize
diphthongise (third-person singular simple present diphthongises, present participle diphthongising, simple past and past participle diphthongised)