Hollow
Hollow adjective - Curved inward.
Unsuccessful and hollow are semantically related. In some cases you can use "Unsuccessful" instead an adjective "Hollow".
Unsuccessful
Unsuccessful adjective - Producing no results.
Usage example: an unsuccessful attempt to fix the faucet ourselves
Hollow and unsuccessful are semantically related. Sometimes you can use "Hollow" instead an adjective "Unsuccessful".
Nearby Word: unsuccessfully
Mutual synonyms
Related pairs
Cite this Source
Unsuccessful and Hollow. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/hollow/unsuccessful
Hollow & Unsuccessful. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/hollow/unsuccessful>.
Unsuccessful or Hollow. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/hollow/unsuccessful.
Google Ngram Viewer shows how "hollow" and "unsuccessful" have occurred on timeline