The Collaborative International Dictionary
Consonantize
Consonantize \Con"so*nant*ize\, v. t.
To change into, or use as, a consonant. ``The vowel is
consonantized, that is, made closer in position.''
--Peile.
Wiktionary
consonantize
vb. (context transitive English) To change into, or use as, a consonant.