Synonyms|98Antonyms|0|Broader|3Narrower|0Related|26
5
bissextile year(noun, year)
4
intercalary year(noun, year)
2
366 days
2
defective year(noun, year)
1
abundant year
1
academic year
1
annual holiday
1
annum
1
bicentenary
1
bicentennial
1
biennial
1
bissextile
1
bissextile day
1
calendar month
1
calendar year
1
centenary
1
centennial
1
century
1
commemoration
1
common year
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APASmart Define. (2015). leap year thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/leap_year/thesaurus/synonyms
ChicagoSmart Define. 2015. "leap year thesaurus" https://smartdefine.org/leap_year/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, leap year thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/leap_year/thesaurus/synonyms>.
MLASmart Define. "leap year thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/leap_year/thesaurus/synonyms>