Be inadequate
Lack and be inadequate are semantically related. in want something topic. In some cases you can use "Lack" instead a verb phrase "Be inadequate".
Lack
Lack verb - Be without.
Mutual synonyms
Cite this Source
Lack and Be inadequate. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/be_inadequate/lack
Be inadequate & Lack. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/be_inadequate/lack>.
Lack or Be inadequate. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/be_inadequate/lack.
Google Ngram Viewer shows how "be inadequate" and "lack" have occurred on timeline