fabrication vs fiction

fabrication and fiction both are nouns.

Word	Noun	Adjective	Verb	Adverb
fabrication	Yes	No	No	No
fiction	Yes	No	No	No

As nouns, fabrication and fiction are synonyms defined as:

Other synonyms of fabrication include fable.

fabrication (noun)	fiction (noun)
the act of making something (a product) from raw materials	a literary work based on the imagination and not necessarily on fact
the act of constructing something (as a piece of machinery)	a deliberately false or improbable account
writing in a fictional form
the deliberate act of deviating from the truth
a deliberately false or improbable account