This is the 14074th most frequent Russian word.
озвучивать
"To voice, articulate, or sound (e.g., express aloud or add sound to something)."
Here, 'озвучивать' is used in the sense of 'to make a statement or disclose formally or informally'.
Они планируют озвучивать её предложение на следующий день.
They plan to announce her proposal the next day.
In this sentence, 'озвучивать' implies 'to present or express something verbally'.
На собрании нужно будет озвучивать наши идеи.
At the meeting, we need to present our ideas aloud.
Here, 'озвучивать' means 'to provide voice for characters in a visual work, such as cartoons'.