济    急    在急难时解决别人需要，或帮人解决困难

济急 jìjí [help sb. to cope with emergency; help meet an urgent need] 在急难时解决别人需要,或帮人解决困难

give urgent relief

济人利物    济困扶危    济济跄跄    济寒赈贫    济世安民