Inconsistency

Part of speech: noun (n.)

1. 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. There is a perfect inconsistency between that which is of debt and that which is of free gift. South.

2. Absurdity in argument ore narration; incoherence or irreconcilability in the parts of a statement, argument, or narration; that which is inconsistent. If a man would register all his opinions upon love, politics, religion, and learning, what a bundle of inconsistencies and contradictions would appear at last! Swift.

3. Want of stability or uniformity; unsteadiness; changeableness; variableness. Mutability of temper, and inconsistency with ourselves, is the greatest weakness of human nature. Addison.