What is a word that asks a question?

What is a word we say when we don’t hear something, or hearing something for the first time?

What is a word that lingers on our mind?

What is going to always end in a question mark.

What is a word that sets sentences apart?

So, this poem may not rhyme and that’s fine, its mine, written in real time, straight from my mind, well, until next time, what? 2022