老茧

老茧	lǎo jiǎn	callus (patch or hardened skin) / corns (on feet) / also 老趼
老	lǎo	prefix used before the surname of a person or a numeral indicating the order of birth of the children in a family or to indicate affection or familiarity / old (of people) / venerable (person) / experienced / of long standing / always / all the time / of the past / very / outdated / (of meat etc) tough
茧	jiǎn	(bound form) cocoon / (bound form) callus (variant of 趼)
茧	jiǎn	variant of 茧