mental telepathist vs thought-reader

mental telepathist and thought-reader both are nouns.

Word	Noun	Adjective	Verb	Adverb
mental telepathist	Yes	No	No	No
thought-reader	Yes	No	No	No

As nouns, mental telepathist and thought-reader are synonyms defined as:

mental telepathist and thought-reader: someone with the power of communicating thoughts directly

Other synonyms of mental telepathist include mind reader, telepathist.

mental telepathist (noun)	thought-reader (noun)
someone with the power of communicating thoughts directly	someone with the power of communicating thoughts directly
	a magician who seems to discern the thoughts of another person (usually by clever signals from an accomplice)