Long time ago
One and long time ago are semantically related. In some cases you can use "One" instead an adverb phrase "Long time ago".
One
One adjective - Being the one or ones of a class with no other members.
Long time ago and one are semantically related. Sometimes you can use "Long time ago" instead an adverb "One".
Mutual synonyms
Cite this Source
One and Long time ago. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/long_time_ago/one
Long time ago & One. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/long_time_ago/one>.
One or Long time ago. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/long_time_ago/one.