Synonyms|98Antonyms|0|Broader|3Narrower|0Related|26
1
millennium
1
millisecond
1
minute
1
moment
1
month
1
moon
1
name day
1
natal day
1
octennial
1
quadrennial
1
quarter
1
quasquicentennial
1
quincentenary
1
quincentennial
1
quinquennial
1
quinquennium
1
regular year
1
second
1
semester
1
septennial
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APASmart Define. (2015). leap year thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/leap_year/thesaurus/synonyms
ChicagoSmart Define. 2015. "leap year thesaurus" https://smartdefine.org/leap_year/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, leap year thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/leap_year/thesaurus/synonyms>.
MLASmart Define. "leap year thesaurus" 13 April 2015. Web. 25 September 2026. <https://smartdefine.org/leap_year/thesaurus/synonyms>