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Diphthong has 1 synonym. The top synonyms for diphthong are vowel. Another word for diphthong is vowel. Browse the full list below.
| Length
| Random | DefinitionA synonym for diphthong is vowel.
Diphthong has 1 synonym listed on Thesaurasize.
(n): a complex vowel sound that begins with the sound of one vowel and ends with the sound of another vowel, in the same syllable; joined vowels, pronounced as one, such as a and e in ae, and o and e
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