vacillating
Upper-Intermediate (B2)
IPA: //ˈvæsɪleɪtɪŋ//
KK: /væsɪleɪtɪŋ/
adjective
Definition
Describing someone who is indecisive or unable to make a firm choice, often changing their mind frequently.
Example
Her vacillating opinions made it difficult for the team to reach a consensus.
Conversation
Have you noticed how vacillating Mark has been about his job decisions lately?
Yeah, it's like he can't decide what he really wants to do.
It's tough to watch him struggle, especially when he's so vacillating about it.
I know! I hope he finds some clarity soon.
Synonyms & Antonyms
Synonyms
wavering
indecisive
uncertain
Antonyms
decisive
resolute
certain
verb
Definition
To be indecisive or to waver between different opinions or actions.
Example
She was vacillating between accepting the job offer and staying at her current position.
Tense Forms
Past: vacillated
Past Participle: vacillated
Conversation
I can't decide whether to go to the party or stay home tonight.
It sounds like you're vacillating a bit about your plans.
Yeah, I just don't know what I feel like doing.
Root Explanation
Vacillating → It is formed from "vacillare" (meaning to sway or waver) in Latin, which is derived from "vacillus" (meaning a stick or rod). The word "vacillating" describes the act of swaying back and forth or being indecisive.
Memory Tip
Think of someone 'swaying' ('vacillare') back and forth when making a decision — that's why vacillating means being indecisive.
Visually Confused Words
unvacillating
oscillating
vallation