Synonyms|39Antonyms|0|Broader|2Narrower|0Related|2
1
kilo
1
million
1
octagonal
1
radical
1
septennial
1
septuple
1
sevenfold
1
sexennial
1
sextuple
1
sixfold
1
thousand
1
trillion
0
double quartet
0
eight-spot
0
eightsome
0
ennead less one(expression, idiom)
0
four duos
0
octagon(noun, octave)
0
octette
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APASmart Define. (2015). octad thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/octad/thesaurus/synonyms
ChicagoSmart Define. 2015. "octad thesaurus" https://smartdefine.org/octad/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, octad thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/octad/thesaurus/synonyms>.
MLASmart Define. "octad thesaurus" 13 April 2015. Web. 29 September 2026. <https://smartdefine.org/octad/thesaurus/synonyms>