Principal and Upper

Principal

Principal adjective - Highest in rank or authority.
Usage example: the principal researcher in the company's chemical division

Upper and principal are semantically related. In some cases you can use "Upper" instead an adjective "Principal".

Nearby Words: principle, principally, principality, principe

Upper

Upper adjective - Higher in place or position.

Principal and upper are semantically related. Sometimes you can use "Principal" instead an adjective "Upper".

Both words in one sentence

Cite this Source
Upper and Principal. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/principal/upper
Principal & Upper. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/principal/upper>.
Upper or Principal. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/principal/upper.
Google Ngram Viewer shows how "principal" and "upper" have occurred on timeline