う 失す LinksSentence search for 失すSentence search for うすKanji details for 失Edit in JMdict Nidan verb (lower class) with 'su' ending (archaic), Intransitive verb1. to disappear; to vanish; to fade awayArchaic, See also 失せるNidan verb (lower class) with 'su' ending (archaic), Intransitive verb2. to go; to leave; to come; to existArchaic, DerogatoryNidan verb (lower class) with 'su' ending (archaic), Intransitive verb3. to dieArchaic Discussions Log in to talk about this word.