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21 words ending with an, 14 letters long

coastguardsman committeewoman disciplinarian econometrician ethnohistorian ferromagnesian handicraftsman ichthyosaurian latitudinarian newspaperwoman nonutilitarian predestinarian premillenarian protohistorian sabermetrician septuagenarian sesquipedalian solitudinarian sportfisherman uniformitarian valetudinarian