Extreme happiness
Upper and extreme happiness are semantically related. In some cases you can use "Upper" instead a noun phrase "Extreme happiness".
Upper
Upper noun - The higher of two berths.
Extreme happiness and upper are semantically related. Sometimes you can use "Extreme happiness" instead a noun "Upper".
Mutual synonyms
Cite this Source
Upper and Extreme happiness. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/extreme_happiness/upper
Extreme happiness & Upper. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/extreme_happiness/upper>.
Upper or Extreme happiness. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/extreme_happiness/upper.
Google Ngram Viewer shows how "extreme happiness" and "upper" have occurred on timeline