crackerjack vs ideal

crackerjack and ideal both are nouns.

Word	Noun	Adjective	Verb	Adverb
crackerjack	Yes	No	No	No
ideal	Yes	Yes	No	No

As nouns, ideal is a hypernym of crackerjack; that is, ideal is a word with a broader meaning than crackerjack:

Other hypernyms of crackerjack include apotheosis, nonesuch, nonpareil, nonsuch, paragon, saint.

crackerjack (noun)	ideal (noun)
something excellent of its kind	the idea of something that is perfect; something that one hopes to attain
someone excellent of their kind	model of excellence or perfection of a kind; one having no equal

crackerjack (adjective)	ideal (adjective)
	of or relating to the philosophical doctrine of the reality of ideas
	constituting or existing only in the form of an idea or mental image or conception
	conforming to an ultimate standard of perfection or excellence; embodying an ideal