Unsubstantial
Unsubstantial adjective - Not composed of matter.
Vacillating and unsubstantial are semantically related. In some cases you can use "Vacillating" instead an adjective "Unsubstantial".
Nearby Word: unsubstantially
Vacillating
Vacillating adjective - Uncertain in purpose or action.
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Synonyms for Vacillating
Unsubstantial and vacillating are semantically related. Sometimes you can use "Unsubstantial" instead an adjective "Vacillating".
Cite this Source
Vacillating and Unsubstantial. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/unsubstantial/vacillating
Unsubstantial & Vacillating. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/unsubstantial/vacillating>.
Vacillating or Unsubstantial. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/unsubstantial/vacillating.
Google Ngram Viewer shows how "unsubstantial" and "vacillating" have occurred on timeline