老茧 Traditional form: 老繭 Pinyin (reading): lǎojiǎn Definitions: callus (patch or hardened skin) corns (on feet) also 老趼 Characters: 老 - old, aged; experienced 茧 - cocoon; callus, blister Traditional characters: 老 - old, aged; experienced 繭 - cocoon; callus, blister