Synonyms of the word 
INCONSISTENCY → CONTRADICTORINESS - INCOMPATIBILITY - NONUNIFORMITY - REPUGNANCE
inconsistency
- n. The state of being inconsistent.
- n. (logic) an incompatibility between two propositions that cannot both be true.
contradictoriness
- n. The state or quality of being contradictory.
incompatibility
- n. The quality or state of being incompatible; inconsistency; irreconcilability.
nonuniformity
- n. (uncountable) The condition of being nonuniform.
- n. (countable) A nonuniform thing.
repugnance
- n. extreme aversion, repulsion.
- n. contradiction, inconsistency, incompatibility, incongruity; an instance of such.
If you are interested in words, visit the following sites :
- wiktionary.org/inconsistency For complete definition of a word
- 1word.ws/inconsistency to play with words, suffixs, prefixs, etc.