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32 words ending with om, 9 letters long

boardroom broadloom checkroom classroom cloakroom courtroom elbowroom greenroom grillroom guardroom hippiedom houseroom kaiserdom lunchroom maelstrom martyrdom multiatom multiroom nonrandom pressroom princedom proofroom salesroom sheikhdom stateroom stillroom stockroom storeroom therefrom thralldom unfreedom wherefrom