The Root Word Tele-

(noun) sound from far away My family has a telephone.

noun seeing distant things There are a lot of televisions in my home.

noun writing from a distance How did people use a telegraph back then?

noun device for looking at distant objects I've seen a telescope before.

noun a telephone fund raiser which runs on non-stop, as Pheidippides ran after the battle of Marathon I don't unederstand telethons.

noun light from far away I don't understand what a telephoto does.

noun knowing how someone far away is feeling A telepathy seems cool.