"Fiction" is a word in ENGLISH

An assumption of a possible thing as a fact, irrespective
of the question of its truth.

Fictitious literature; comprehensively, all works of
imagination; specifically, novels and romances.

That which is feigned, invented, or imagined; especially,
a feigned or invented story, whether oral or written. Hence: A story
told in order to deceive; a fabrication; -- opposed to fact, or
reality.

The act of feigning, inventing, or imagining; as, by a
mere fiction of the mind.

Any like assumption made for convenience, as for passing
more rapidly over what is not disputed, and arriving at points really
at issue.