In a speech how fast or slowly speaker pronounces his her words is called what?

The speed at which a speaker pronounces their words is called rate of speech.

It can be described as:

* Fast (also called rapid or accelerated)

* Slow (also called deliberate or leisurely)

* Normal (also called average or conversational)

Rate of speech can affect how easily a listener understands the speaker, and can also influence the overall tone and impact of the message.