conception vs creativeness

conception and creativeness both are nouns.

Word	Noun	Adjective	Verb	Adverb
conception	Yes	No	No	No
creativeness	Yes	No	No	No

As nouns, creativeness is a hypernym of conception; that is, creativeness is a word with a broader meaning than conception:

Other hypernyms of conception include creative thinking, creativity.

conception (noun)	creativeness (noun)
the act of becoming pregnant; fertilization of an ovum by a spermatozoon	the ability to create
an abstract or general idea inferred or derived from specific instances
the creation of something in the mind
the event that occurred at the beginning of something