conceptualisation vs concept

conceptualisation and concept both are nouns.

Word	Noun	Adjective	Verb	Adverb
conceptualisation	Yes	No	No	No
concept	Yes	No	No	No

As nouns, concept is a hypernym of conceptualisation; that is, concept is a word with a broader meaning than conceptualisation:

conceptualisation: an elaborated concept
concept: an abstract or general idea inferred or derived from specific instances

Other hypernyms of conceptualisation include conception, construct.

conceptualisation (noun)	concept (noun)
inventing or contriving an idea or explanation and formulating it mentally	an abstract or general idea inferred or derived from specific instances
an elaborated concept