Added 10 October 2026 little-known adjective Categories: Describing Words adjective ! Definition from WordNet 3.1, Princeton University. More about little-known at Wordnik → Where our words come from → Unknown to most people. Related Words: unknownunfamiliarunidentifiedunsungunnamedunrecognizednon-unheard-ofunderknownobscurelesser-knownunheard Back to today's word