inconsistency vs mutual exclusiveness

inconsistency and mutual exclusiveness both are nouns.

Word	Noun	Adjective	Verb	Adverb
inconsistency	Yes	No	No	No
mutual exclusiveness	Yes	No	No	No

As nouns, inconsistency and mutual exclusiveness are synonyms defined as:

inconsistency and mutual exclusiveness: the relation between propositions that cannot both be true at the same time

Other synonyms of inconsistency include incompatibility, repugnance.

inconsistency (noun)	mutual exclusiveness (noun)
the quality of being inconsistent and lacking a harmonious uniformity among things or parts	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