Synonyms and Antonyms for Octagonal

Following is a list of 200 synonym words and phrases that are related to octagonal:

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3 Letter Words

red

4 Letter Words

ovalsnub

5 Letter Words

domedrightoctalcubicnobleacuteocticsolid

6 Letter Words

oblongwoodenovularcupolasquareobtuseconvexcyclicobloidreflex

7 Letter Words

conicaldomicalregularoctavicscalenesalientsquaredterateduniformgloboidbiaxialsimilarfiguralquadricdigonalfractaldodecic

8 Letter Words

circularsquarisharcadingdomelikequadrateisogonaltetradicisogonictriaxialrotoidalhexaxialtrigonaltropicaldiagonalunigonaldihedral

9 Letter Words

octogonalhexagonaldecagonalpolygonalcruciformdodecagonpyramidalequiangletriangledquadradicquadrableisoscelesgeometralquadraticgeometrictrihedrallensoidalmonogonalatoroidalequisidedbiscribedisohedralquadribleellipsoidparabolicsquarablerhombilletrigonousconcyclicsphericalisometricbaptistry

10 Letter Words

octangularpentagonaltriangularheptagonalpendentiveskylightedenneagonalicosagonalrhombiformfoursquareequangularoctonionicorthogonalquadrantalpolyhedralorthotomicgeometrialhexachiraloctilinearquadrivialellipticalorthopedal360-degreecoterminalditrigonalpolyconvexhomotheticbicircularquadrativeconcentric

11 Letter Words

rectangulardodecagonalcylindricaltrapezoidalpyramidicalbalustradedequilateralacutangularequiangularequiregulartetrahedralpentagonoidsemiregularæquiangulargeometricalquadrinodalcurvilinearquadrilatersubquadraterectilinearexinscribedquadradiateellipsoidaltesseracticoctogesimalbisphericalinscribablesubcontrarysemicubicalbiquadratedhomocentrictetranomialsexagesimal

12 Letter Words

semicircularquadrangulartridecagonalhendecagonaltrihexagonalquadrilinearacute-angledorthocentrictriaugmentedright-angledequidiagonalquasiregularquadrivalentorthocentralcosinusoidal

13 Letter Words

quindecagonalquadrilateralcuboctahedrictriquadrantalquadriculatedsemiparabolicheterocentricspectrahedralconstructiblen-dimensionalsesquitertianquasidiagonalperpendicularheptadiagonal

14 Letter Words

tetradecagonalequitriangularsemiconcentricpentasphericalequitangential

15 Letter Words

figure-of-eightquasitriangularhyperoctahedralpseudosphericalequidissectableequidimensionalhemiequilateralstrobogrammatic

16 Letter Words

four-dimensionalalgebrogeometriccircumscriptablezero-dimensionalmultidimensional

17 Letter Words

coquasitriangular

18 Letter Words

rhombitrihexagonalrhombidodecahedraleleven-dimensional

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

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