OBSOLETE Copy link • OBSOLETEobsoletus (of dress, words): exoletus (of words): ab usu quotidiani sermonis jam diu intermissus (of words long gone out of common use): ab ultimis et jam oblitteratis temporibus repetitus (of words): to become obsolete, obsolescere; exolescere (☞ in desuetudinem venire, only in the Dig.).