At some time
Erstwhile and at some time are semantically related. In some cases you can use "Erstwhile" instead an adverb phrase "At some time".
Erstwhile
Erstwhile adverb - At an earlier or previous time.
At some time and erstwhile are semantically related. You can use "At some time" instead an adverb "Erstwhile".
Cite this Source
Erstwhile and At some time. (2016). Retrieved 2026, July 29, from https://thesaurus.plus/related/at_some_time/erstwhile
At some time & Erstwhile. N.p., 2016. Web. 29 Jul. 2026. <https://thesaurus.plus/related/at_some_time/erstwhile>.
Erstwhile or At some time. 2016. Accessed July 29, 2026. https://thesaurus.plus/related/at_some_time/erstwhile.