# vacillation

> English word · Noun · IPA /væsɪˈleɪʃən/

## Definitions
1. Indecision in speech or action.
2. Changing location by moving back and forth.

## Etymology
From Middle English vacillacion, a learned borrowing from Latin vacillātiō (“swaying”). By surface analysis, vacillate + -ion.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/vacillation