Noah Webster's Dictionary 1. (p. pr. & vb. n.) of Vacillate. 2. (a.) Inclined to fluctuate; wavering.

Multi-Version Concordance Vacillating (1 Occurrence) 2 Corinthians 1:17 Did I display any vacillation or caprice in this? Or the purposes which I form--do I form them on worldly principles, now crying "Yes, yes," and now "No, no"? (See NAS RSV)