rescue,
deliver,
redeem,
ransom,
reclaim,
save mean to set free from confinement or danger.
rescue implies freeing from imminent danger by prompt or vigorous action .
deliver implies release usually of a person from confinement, temptation, slavery, or suffering .
redeem implies releasing from bondage or penalties by giving what is demanded or necessary .
ransom specifically applies to buying out of captivity .
reclaim suggests a bringing back to a former state or condition of someone or something abandoned or debased .
save may replace any of the foregoing terms; it may further imply a preserving or maintaining for usefulness or continued existence .