4
eighth(noun, adjective, five)
4
fifth(noun, adjective, five)
3
seventh(noun, adjective, five)
3
sixth(noun, adjective, five)
3
tenth(noun, adjective, five)
3
9th
3
ninefold
3
ninthly
3
thousandth(noun, adjective)
3
twelfth(noun, adjective, five)
2
hundredth(noun, adjective)
2
millionth(noun, adjective)
2
one-ninth
1
nine(adjective, nine)
1
nineth
1
ordinal number
0
billionth
0
decimal
0
decuple
0
denary
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APASmart Define. (2015). ninth thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/ninth/thesaurus/synonyms
ChicagoSmart Define. 2015. "ninth thesaurus" https://smartdefine.org/ninth/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, ninth thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/ninth/thesaurus/synonyms>.
MLASmart Define. "ninth thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/ninth/thesaurus/synonyms>