The shaping and molding of sounds into syllables.

The way sounds or syllables are said and stressed.

A person’s pronunciation of words, choice of words and manner in which the person expresses himself/herself.

The manner in which people speak; usually depends on what part of the world they are from.

How softly or loudly a person speaks.

The speed at which a person speaks.

How effectively the voice is delivered to the audience.

Way to communicate by changing the sound of your voice using different speeds and tones, changing the volume, using pauses etc while speaking.

In essence, it's how you sound when you say words out loud.