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exonumist

American  
[ek-suh-noo-mist, -nyoo-, ek-suh-noo-, -nyoo-] / ˌɛk səˈnu mɪst, -ˈnyu-, ˈɛk səˌnu-, -ˌnyu- /

noun

  1. a person who collects exonumia.


Etymology

Origin of exonumist

exonum(ia) + -ist