Octagonal
Octagonal adjective - Of or relating to or shaped like an octagon.
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Synonyms for Octagonal
Pentagonal and octagonal are semantically related. In some cases you can use "Pentagonal" instead an adjective "Octagonal".
Nearby Words: octagon, octahedron
Pentagonal
Pentagonal adjective - Of or relating to or shaped like a pentagon.
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Synonyms for Pentagonal
Octagonal and pentagonal are semantically related. You can use "Octagonal" instead an adjective "Pentagonal".
Mutual synonyms
Related pairs
- quadrilateral and octagonal
- quadrilateral and pentagonal
- many-sided and octagonal
- many-sided and pentagonal
- geometric and octagonal
- geometric and pentagonal
- hexagonal and octagonal
- hexagonal and pentagonal
- multilateral and octagonal
- multilateral and pentagonal
- trapezoid and octagonal
- trapezoid and pentagonal
- triangular and octagonal
- triangular and pentagonal
Both words in one sentence
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Sliding Scale of Robot Intelligence Speech Bubbles: Hammerstein's are octagonal, Zippo's are tetrahedral, Joe's are pentagonal, and Deadlock has these sort of black clouds with scrawly white letters.
Source: Comic Book / ABC Warriors
Cite this Source
Pentagonal and Octagonal. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/octagonal/pentagonal
Octagonal & Pentagonal. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/octagonal/pentagonal>.
Pentagonal or Octagonal. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/octagonal/pentagonal.
Google Ngram Viewer shows how "octagonal" and "pentagonal" have occurred on timeline