Lacking in
Vacant and lacking in are semantically related. In some cases you can use "Vacant" instead an adjective phrase "Lacking in".
Vacant
Vacant adjective - Lacking contents that could or should be present.
Lacking in and vacant are semantically related. Sometimes you can use "Lacking in" instead an adjective "Vacant".
Cite this Source
Vacant and Lacking in. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/lacking_in/vacant
Lacking in & Vacant. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/lacking_in/vacant>.
Vacant or Lacking in. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/lacking_in/vacant.
Google Ngram Viewer shows how "lacking in" and "vacant" have occurred on timeline