3
letter
2
chemical element
2
letter of the alphabet
1
blood group
1
element
0
alphabetic character
0
blood type
0
gas
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APASmart Define. (2015). o thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/o/thesaurus/broader
ChicagoSmart Define. 2015. "o thesaurus" https://smartdefine.org/o/thesaurus/broader (accessed September 22, 2026).
HarvardSmart Define 2015, o thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/o/thesaurus/broader>.
MLASmart Define. "o thesaurus" 7 November 2015. Web. 22 September 2026. <https://smartdefine.org/o/thesaurus/broader>