Blue moon
Blue moon noun - A long or seemingly long period of time.
Usage example: once in a blue moon we'll get dressed up and eat in a fancy restaurant
Months
Months noun - A long or seemingly long period of time.
Usage example: that meeting lasted for months
Mutual synonyms
Cite this Source
Months and Blue moon. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/blue_moon/months
Blue moon & Months. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/blue_moon/months>.
Months or Blue moon. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/blue_moon/months.
Google Ngram Viewer shows how "blue moon" and "months" have occurred on timeline