When we speak of something that is 'uncataloged', we often imply that it has not been listed or classified in any particular way. There are several synonyms for this word that might come in handy depending on the context, including uncategorized, unrecorded, unclassified, unsorted, unregistered, unorganized, unindexed, and unfiled. Each of these words connotes a sense of things that are not properly arranged or documented, whether it be paperwork, data, or anything else. By finding the right synonym, we can communicate more clearly and effectively about the things that have yet to be properly cataloged.