repugnance vs incompatibility

repugnance and incompatibility both are nouns.

Word	Noun	Adjective	Verb	Adverb
repugnance	Yes	No	No	No
incompatibility	Yes	No	No	No

As nouns, repugnance and incompatibility are synonyms defined as:

repugnance and incompatibility: the relation between propositions that cannot both be true at the same time

Other synonyms of repugnance include inconsistency, mutual exclusiveness.

repugnance (noun)	incompatibility (noun)
intense aversion	the quality of being unable to exist or work in congenial combination
the relation between propositions that cannot both be true at the same time	the relation between propositions that cannot both be true at the same time
	(immunology) the degree to which the body's immune system will try to reject foreign material (as transfused blood or transplanted tissue)