telescopy vs prowess

telescopy and prowess both are nouns.

Word	Noun	Adjective	Verb	Adverb
telescopy	Yes	No	No	No
prowess	Yes	No	No	No

As nouns, prowess is a hypernym of telescopy; that is, prowess is a word with a broader meaning than telescopy:

telescopy: the art of making and using telescopes
prowess: a superior skill that you can learn by study and practice and observation

Other hypernyms of telescopy include art, artistry.

telescopy (noun)	prowess (noun)
the art of making and using telescopes	a superior skill that you can learn by study and practice and observation