pilot film vs television show

pilot film and television show both are nouns.

Word	Noun	Adjective	Verb	Adverb
pilot film	Yes	No	No	No
television show	Yes	No	No	No

As nouns, television show is a hypernym of pilot film; that is, television show is a word with a broader meaning than pilot film:

pilot film: a program exemplifying a contemplated series; intended to attract sponsors
television show: a program broadcast by television

Other hypernyms of pilot film include television program, TV program, TV show.

pilot film (noun)	television show (noun)
a program exemplifying a contemplated series; intended to attract sponsors	a program broadcast by television