Beforehand
Beforehand adverb - Before the usual or expected time.
On and beforehand are semantically related. In some cases you can use "On" instead an adverb "Beforehand".
On
On adverb - Toward a point ahead in space or time.
Beforehand and on are semantically related. Sometimes you can use "Beforehand" instead an adverb "On".
Cite this Source
On and Beforehand. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/beforehand/on
Beforehand & On. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/beforehand/on>.
On or Beforehand. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/beforehand/on.
Google Ngram Viewer shows how "beforehand" and "on" have occurred on timeline