Back when
Heretofore and back when are semantically related. in earlier topic. In some cases you can use "Heretofore" instead an adverb phrase "Back when", when it comes to topics like in the past, previously in time or order.
Heretofore
Heretofore adverb - Up to this or that time.
Back when and heretofore are semantically related. You can use "Back when" instead an adverb "Heretofore".
Mutual synonyms
Related pairs
Cite this Source
Heretofore and Back when. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/back_when/heretofore
Back when & Heretofore. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/back_when/heretofore>.
Heretofore or Back when. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/back_when/heretofore.
Google Ngram Viewer shows how "back when" and "heretofore" have occurred on timeline