condign
adjective
[ kənˈdʌɪn ]
• (of punishment or retribution) appropriate to the crime or wrongdoing; fitting and deserved.
• "condign punishment was rare when the criminal was a man of high social standing"
Origin:
late Middle English (in the general sense ‘worthy, appropriate’): from Old French condigne, from Latin condignus, from con- ‘altogether’ + dignus ‘worthy’.