Noah Webster's Dictionary (n.) The quality of being fickle; instability; inconsonancy.

Multi-Version Concordance Fickleness (1 Occurrence) 2 Corinthians 1:17 When I therefore was thus determined, did I show fickleness? Or the things that I purpose, do I purpose according to the flesh, that with me there should be the "Yes, yes" and the "No, no?" (WEB ASV)