vacillate

English · Italiano · Thesaurus

AI In plain words

Writing a short explanation…

Written by a house AI from the entry below, in your language. The entry itself is the source.

vacillate

  • /ˈvæ.sə.leɪt/
  • /ˈvæ.sɪ.leɪt/

Where it comes from

From Latin vacillātum, supine form of vacillō (“sway, waver”). By surface analysis, Latin vacill- + -ate.

verb vacillates · vacillating · vacillated

  1. intransitive To sway unsteadily from one side to the other; oscillate. Its [the barometer's] normal register in the Paumotus [the Tuamotus] was 29.90, and it was quite customary to see it vacillate between 29.85 and 30.00, or even 30.05; […]

    Similar: stagger

  2. intransitive To swing indecisively from one course of action or opinion to another. Courageous, patriotic, yet vacillating, many of the noblest principles and the purest intentions, men of large possessions and ancient names, under the afflicting circumstances of the times, failed to render service to their unhappy country, but involved themselves in irremediable ruin.

    Similar: blow hot and cold, waffle

Translations

Every language

verb to sway unsteadily from one side to the other

Españolvacilar, tambalear, tambalearse, trastrabillar, trastabillar
한국어흔들리다 heundeullida
中文搖擺不定 /摇摆不定 yáobǎibúdìng
Portuguêsvacilar
Françaisvaciller
Deutschschwanken
Italianovacillare, ondeggiare, oscillare, sbandare, esitare
Ελληνικάταλαντεύομαι talantévomai
Русскийколеба́ться kolebátʹsja, кача́ться kačátʹsja
العربيةتَذَبْذَبَ taḏabḏaba

verb to swing from one course of action or opinion to another

Españolvacilar, titubear
한국어흔들리다 heundeullida
中文犹豫不定
Portuguêsvacilar
Françaishésiter
Deutschschwanken
Italianodubitare
Ελληνικάταλαντεύομαι talantévomai
Русскийколеба́ться kolebátʹsja

Talk about this word

Cite this
MLA

"vacillate." Wiktionary, via Micwyn, micwyn.com/word/vacillate. Accessed 6 Nov. 2026.

APA

vacillate. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/vacillate

Chicago

"vacillate." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/vacillate.

BibTeX
@misc{vacillate_2026,
  title = {vacillate},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/vacillate},
  urldate = {2026-11-06}
}