Exact Match:
- triennial
- occurring every third year or lasting 3 years
Synonyms:
- amphibian,
- angiosperm,
- anniversary,
- annual,
- annual holiday,
- aquatic plant,
- biannual,
- bicentenary,
- bicentennial,
- biennial,
- bimonthly,
- birthday,
- bissextile day,
- biweekly,
- catamenial,
- centenary,
- centennial,
- commemoration,
- cosmopolite,
- cutting,
- daily,
- decennial,
- deciduous plant,
- diamond jubilee,
- dicot,
- dicotyledon,
- diurnal,
- ephemeral,
- evergreen,
- exotic,
- flowering plant,
- fortnightly,
- fungus,
- gametophyte,
- golden wedding anniversary,
- gymnosperm,
- hebdomadal,
- holy days,
- hourly,
- hydrophyte,
- immovable feast,
- jubilee,
- leap year,
- menstrual,
- momentary,
- momently,
- monocot,
- monocotyl,
- monthly,
- name day,
- natal day,
- octennial,
- perennial,
- plant,
- polycot,
- polycotyl,
- polycotyledon,
- quadrennial,
- quarterly,
- quasquicentennial,
- quincentenary,
- quincentennial,
- quinquennial,
- quotidian,
- secular,
- seed plant,
- seedling,
- semestral,
- semiannual,
- semimonthly,
- semiweekly,
- semiyearly,
- septennial,
- sesquicentennial,
- sextennial,
- silver wedding anniversary,
- spermatophyte,
- sporophyte,
- tercentenary,
- tercentennial,
- tertian,
- thallophyte,
- tricennial,
- vascular plant,
- vegetable,
- wedding anniversary,
- weed,
- weekly,
- yearly