Inconstancy

Pronunciation: /ˌɪnˈkɑːnstənsiː/

Inconstancy (noun)

  1. The habit of changing your opinions, plans, or feelings often, so people cannot rely on you.
  2. A lack of steadiness in actions or results, where things do not stay the same over time.

Examples

  • Her inconstancy makes her promises hard to trust.
  • Inconstancy in his feelings confused everyone.