The antonyms for "refurnished" include words such as "unfurnished," "dismantled," "stripped," "bare," "unadorned," "unembellished," "unvarnished," "unpolished," "undeveloped," "unchanged," "untouched," and "untarnished." These words imply that the item in question has not been revamped or improved in any way. Some of the antonyms also suggest that the item no longer possesses its original attributes, and has been left in a raw, unprocessed state. In contrast, "refurnished" suggests that the item has undergone some type of renovation or enhancement, and has been improved or updated in some way.