inside loop vs loop-the-loop

inside loop and loop-the-loop both are nouns.

Word	Noun	Adjective	Verb	Adverb
inside loop	Yes	No	No	No
loop-the-loop	Yes	No	No	No

As nouns, loop-the-loop is a hypernym of inside loop; that is, loop-the-loop is a word with a broader meaning than inside loop:

inside loop: a loop consisting of a climb followed by inverted flight followed by a dive that returns to horizontal flight
loop-the-loop: a flight maneuver; aircraft flies a complete circle in the vertical plane

Other hypernyms of inside loop include loop.

inside loop (noun)	loop-the-loop (noun)
a loop consisting of a climb followed by inverted flight followed by a dive that returns to horizontal flight	a flight maneuver; aircraft flies a complete circle in the vertical plane