vocalize

verb6

1. •
   To express with the voice, to utter.
2. •
   To produce noises or calls from the throat.

   • We could hear the monkeys vocalizing, though we could not see them.
3. •
   To sing without using words.
4. •
   To turn a consonant into a vowel.

   • In Hong Kong English, /l/ may be vocalized at the end of a syllable.
5. •
   To add vowel points to a consonantal script (e.g. niqqud in Hebrew)
6. •
   (old-fashioned) To make a sound voiced rather than voiceless.