vocalizing
verb (present participle)UK /ˈvəʊkəlaɪzɪŋ/
US /ˈvoʊkəlaɪzɪŋ/
Making sounds with your voice.
The baby was vocalizing happily in her crib.
OTHER MEANINGS
2. Singing or speaking words to music without a fixed text.
The choir was vocalizing softly before the concert.
3. Expressing thoughts or feelings out loud.
He was vocalizing his worries to his friend.
4. Making a sound in speech, like a vowel.
The teacher showed the children how to practice vocalizing vowels.