Inadequate
Inadequate adjective - Not coming up to an expected measure or meeting a particular need.
Unusuable and inadequate are semantically related. In some cases you can use "Unusuable" instead an adjective "Inadequate".
Nearby Words: inadequacy, inadequately
Unusuable
Inadequate and unusuable are semantically related. Sometimes you can use "Inadequate" instead an adjective "Unusuable".
Mutual synonyms
Cite this Source
Unusuable and Inadequate. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/inadequate/unusuable
Inadequate & Unusuable. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/inadequate/unusuable>.
Unusuable or Inadequate. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/inadequate/unusuable.
Google Ngram Viewer shows how "inadequate" and "unusuable" have occurred on timeline