Synonyms|3Antonyms|0|Broader|0Narrower|0Related|1
5
sixty-six
4
lxvi
2
cardinal
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APASmart Define. (2013). 66 thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/66/thesaurus/synonyms
ChicagoSmart Define. 2013. "66 thesaurus" https://smartdefine.org/66/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2013, 66 thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/66/thesaurus/synonyms>.
MLASmart Define. "66 thesaurus" 17 June 2013. Web. 25 September 2026. <https://smartdefine.org/66/thesaurus/synonyms>