conception vs invention

conception and invention both are nouns.

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

As nouns, conception and invention are synonyms defined as:

Other synonyms of conception include design, excogitation, innovation.

conception (noun)	invention (noun)
the act of becoming pregnant; fertilization of an ovum by a spermatozoon	the act of inventing
an abstract or general idea inferred or derived from specific instances	a creation (a new device or process) resulting from study and experimentation
the creation of something in the mind	the creation of something in the mind
the event that occurred at the beginning of something