Vacant
Vacant adjective - Lacking contents that could or should be present.
Without thought and vacant are semantically related. in empty-headed topic. In some cases you can use "Without thought" instead an adjective "Vacant".
Without thought
Vacant and without thought are semantically related. You can use "Vacant" instead an adjective phrase "Without thought".
Mutual synonyms
Cite this Source
Without thought and Vacant. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/vacant/without_thought
Vacant & Without thought. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/vacant/without_thought>.
Without thought or Vacant. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/vacant/without_thought.
Google Ngram Viewer shows how "vacant" and "without thought" have occurred on timeline