Uttermost
Uttermost adjective - Of the greatest or highest degree or quantity.
Usage example: I have the uttermost faith in your abilities
Upmost
Upmost adjective - Being at a point or level higher than all others.
Usage example: the upmost floor of the building
Mutual synonyms
Cite this Source
Upmost and Uttermost. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/uttermost/upmost
Uttermost & Upmost. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/uttermost/upmost>.
Upmost or Uttermost. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/uttermost/upmost.
Google Ngram Viewer shows how "uttermost" and "upmost" have occurred on timeline