Synonyms|4Antonyms|0|Broader|5Narrower|0Related|1
3
ebonite
3
vulcanite
0
hardened rubber(expression, idiom)
0
rubber
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APASmart Define. (2013). hard rubber thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/hard_rubber/thesaurus/synonyms
ChicagoSmart Define. 2013. "hard rubber thesaurus" https://smartdefine.org/hard_rubber/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2013, hard rubber thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/hard_rubber/thesaurus/synonyms>.
MLASmart Define. "hard rubber thesaurus" 19 May 2013. Web. 21 September 2026. <https://smartdefine.org/hard_rubber/thesaurus/synonyms>