diphthongize

English Thesaurus

1. change from a simple vowel to a diphthong (verb.communication)

hypernym	:	change, shift, switch,
definition	:	lay aside, abandon, or leave for another (verb.change)

hyponym	:	break,
definition	:	undergo breaking (verb.communication)

derivation	:	diphthong,
definition	:	a vowel sound that starts near the articulatory position for one vowel and moves toward the position for another (noun.communication)

derivation	:	diphthong,
definition	:	a vowel sound that starts near the articulatory position for one vowel and moves toward the position for another (noun.communication)