"Inconsistency" is a word in ENGLISH

Want of stability or uniformity; unsteadiness;
changeableness; variableness.

The quality or state of being inconsistent;
discordance in respect to sentiment or action; such contrariety between
two things that both can not exist or be true together; disagreement;
incompatibility.

Absurdity in argument ore narration; incoherence or
irreconcilability in the parts of a statement, argument, or narration;
that which is inconsistent.