fibbing vs fabrication

fibbing and fabrication both are nouns.

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

As nouns, fabrication is a hypernym of fibbing; that is, fabrication is a word with a broader meaning than fibbing:

Other hypernyms of fibbing include lying, prevarication.

fibbing (noun)	fabrication (noun)
a trivial act of lying or being deliberately unclear	the act of making something (a product) from raw materials
	the act of constructing something (as a piece of machinery)
	writing in a fictional form
	the deliberate act of deviating from the truth
	a deliberately false or improbable account