VOWELIZE

vocalize, vocalise, vowelize, vowelise

(verb) pronounce as a vowel; “between two consonants, this liquid is vowelized”

Source: WordNet® 3.1

Etymology

Verb

vowelize (third-person singular simple present vowelizes, present participle vowelizing, simple past and past participle vowelized)

(transitive) To give the quality, sound, or office of a vowel to.

(transitive) To insert a vowel or vowels into.

Source: Wiktionary

Vow"el*ize, v. t.

Definition: To give the quality, sound, or office of a vowel to.

Source: Webster’s Unabridged Dictionary 1913 Edition