Lacking
Lacking adjective - Not coming up to an expected measure or meeting a particular need.
Unsufficient and lacking are semantically related in inadequate topic. In some cases you can use "Unsufficient" instead an adjective "Lacking".
Unsufficient
Lacking and unsufficient are semantically related in inadequate topic. Sometimes you can use "Lacking" instead an adjective "Unsufficient".
Mutual synonyms
Related pairs
Cite this Source
Unsufficient and Lacking. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/lacking/unsufficient
Lacking & Unsufficient. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/lacking/unsufficient>.
Unsufficient or Lacking. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/lacking/unsufficient.
Google Ngram Viewer shows how "lacking" and "unsufficient" have occurred on timeline