diphthongize

[ dif-thawng-ahyz, -gahyz, -thong-, dip- ]

verb (used with object)

, diph·thong·ized, diph·thong·iz·ing.

1. to change into or pronounce as a diphthong.

verb (used without object)

, diph·thong·ized, diph·thong·iz·ing.

1. to become a diphthong.

diphthongize

/ -ˌɡaɪz; ˈdɪp-; ˈdɪfθɒŋˌaɪz /

verb

1. often passive to make (a simple vowel) into a diphthong

Derived Forms

• ˌdiphthongiˈzation, noun

Other Words From

• diphthong·i·zation noun

Word History and Origins

Origin of diphthongize¹

First recorded in 1865–70; diphthong + -ize