cardcastle vs structure

cardcastle and structure both are nouns.

Word	Noun	Adjective	Verb	Adverb
cardcastle	Yes	No	No	No
structure	Yes	No	Yes	No

As nouns, structure is a hypernym of cardcastle; that is, structure is a word with a broader meaning than cardcastle:

Other hypernyms of cardcastle include construction.

cardcastle (noun)	structure (noun)
an unstable construction with playing cards	a thing constructed; a complex entity constructed of many parts
	the manner of construction of something and the arrangement of its parts
	a particular complex anatomical part of a living thing and its construction and arrangement
	the complex composition of knowledge as elements and their combinations
	the people in a society considered as a system organized by a characteristic pattern of relationships

cardcastle (verb)	structure (verb)
	give a structure to