6
sextuple(noun, adjective)
3
septuple(noun, adjective)
3
sevenfold(noun, adjective)
3
six-fold
2
billion(noun, adjective)
2
dozen(noun, adjective)
2
jillion(noun, adjective)
2
million(noun, adjective)
2
thousand(noun, adjective)
2
trillion(noun, adjective)
1
centenary
1
decade
1
decennary
1
decennium
1
duodecimo
1
fourfold
1
fourscore
1
grand
1
gross
1
heptagonal
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APASmart Define. (2015). sixfold thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/sixfold/thesaurus/synonyms
ChicagoSmart Define. 2015. "sixfold thesaurus" https://smartdefine.org/sixfold/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, sixfold thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/sixfold/thesaurus/synonyms>.
MLASmart Define. "sixfold thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/sixfold/thesaurus/synonyms>