Synonyms|139Antonyms|28|Broader|4Narrower|0Related|61
7
biyearly
5
annual(flower, vegetable, shrub, bush, regularity of recurrence periodicity)
5
biannual
5
perennial(flower, vegetable, shrub, bush, weeds)
5
triennial(vegetable, regularity of recurrence periodicity)
5
birthday
4
two-year
3
monthly
3
plant(noun, organism, flower, shrub, bush)
3
daily
3
diurnal
3
fortnightly
3
hebdomadal
3
hourly
3
semiannual
3
weekly
3
yearly
2
bimonthly
2
biweekly
2
amphibian
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APASmart Define. (2015). biennial thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/biennial/thesaurus/synonyms
ChicagoSmart Define. 2015. "biennial thesaurus" https://smartdefine.org/biennial/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, biennial thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/biennial/thesaurus/synonyms>.
MLASmart Define. "biennial thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/biennial/thesaurus/synonyms>