Unexpressive
Unexpressive adjective - Deliberately impassive in manner.
Vacant is a synonym for unexpressive in inexpressive topic. In some cases you can use "Vacant" instead an adjective "Unexpressive", when it comes to topics like expressionless, emotionless, having a blank look on face.
Vacant
Vacant adjective - Lacking contents that could or should be present.
Unexpressive is a synonym for vacant in inexpressive topic. You can use "Unexpressive" instead an adjective "Vacant", if it concerns topics such as absent-minded.
Mutual synonyms
Cite this Source
Vacant and Unexpressive. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/unexpressive/vacant
Unexpressive & Vacant. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/unexpressive/vacant>.
Vacant or Unexpressive. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/unexpressive/vacant.
Google Ngram Viewer shows how "unexpressive" and "vacant" have occurred on timeline