Synonyms|4Antonyms|0|Broader|0Narrower|0Related|0
2
octagonal(adjective, octennial)
1
eighth
0
eight(adjective, eight)
0
octennial(adjective, octagonal)
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APASmart Define. (2015). octadic thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/octadic/thesaurus/synonyms
ChicagoSmart Define. 2015. "octadic thesaurus" https://smartdefine.org/octadic/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, octadic thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/octadic/thesaurus/synonyms>.
MLASmart Define. "octadic thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/octadic/thesaurus/synonyms>