Synonyms and Antonyms for Triennial

Following is a list of 150 synonym words and phrases that are related to triennial:

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4 Letter Words

ever

5 Letter Words

synodtrine

6 Letter Words

tripleannualyearlysurveytermlyternalcasual

7 Letter Words

monthlydecadalternarytrifoldregulartriadedà troisstagelyoctavalsecular

8 Letter Words

biennialcyclicalbiannualweeklongperiodicsabbaticsymposiacolloquethreedaycitywidebiyearlytridailybiweeklytrimodalminutelyepisodictrimountpairwise

9 Letter Words

quarterlytrienniumtriannualdecennialinauguralbimonthlymonthlongconveningiterationsymposiumsemestralsynodicaltriyearlytriweeklytriduanlytrihourlytriphasedthreefoldquotidiantriserialtriverbalcontinualalternatetriradialtrialwisebilateraloccurringitineraryvigesimallong-termitinerant

10 Letter Words

tripartitetrilateraltriangularsemiannualbiannuallybienniallyexhibitioncolloquiumperiodicalsymposiumsprehearingconferencetrimonthlysemesterlytrimestralconcurrenttriplicatetripointedfirst-timesuccessivesemihourlymonthlyish

11 Letter Words

quadrennialpreparatoryquadrenniumconvocationexhibitionspreelectionministerialsemimonthlybiquarterlyhalf-yearlyfortnightlyisochronoustri-quartertergeminoustertiparousdecadeslongquadrumanalquinquenary

12 Letter Words

tercentenaryquinquennialquinquenniumconvocationspromulgationreassessmentreevaluationtwice-yearlysesquiennialtwice-weeklysimultaneousyear-to-yearsynchronicaltrichotomoussemperannualintramonthlycoincidentalinauguratoryhomochronoussemifrequenthoneymooning

13 Letter Words

tercentennialpreconventioncongressionalquadrenniallyretrospectivequadripartitequadrupartiteintracyclicalcommunitywide

14 Letter Words

intersessionalrecodificationthrice-monthlyquinquennaliantridirectionalsemioccasionalthrice removed

15 Letter Words

recertificationcoinstantaneous

20 Letter Words

back-to-back-to-back

21 Letter Words

three score and fifth

Using this list of similar-meaning words, you can choose the best synonyms to replace triennial in your sentences.

Additionally, you'll find antonyms included, perfect for when you need the complete opposite meaning of triennial in your writing.