Accessorial and Nonessential

Accessorial

Accessorial adjective - Available to supply something extra when needed.
Usage example: an accessorial service, such as packing, will add substantially to the moving company's basic fee

Nonessential and accessorial are semantically related. In some cases you can use "Nonessential" instead an adjective "Accessorial".

Nonessential

Nonessential adjective - Not needed by the circumstances or to accomplish an end.

Accessorial and nonessential are semantically related. You can use "Accessorial" instead an adjective "Nonessential".
Cite this Source
Nonessential and Accessorial. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/accessorial/nonessential
Accessorial & Nonessential. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/accessorial/nonessential>.
Nonessential or Accessorial. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/accessorial/nonessential.
Google Ngram Viewer shows how "accessorial" and "nonessential" have occurred on timeline