Main entry: affirm, substantiate, support, sustain, corroborate, confirm
Definition: establish or strengthen as with new evidence or facts
Usage: his story confirmed my doubts; The evidence supports the defendant
Main entry: swan, swear, verify, affirm, assert, aver, avow
Definition: to declare or affirm solemnly and formally as true
Usage: Before God I swear I am innocent
Main entry: affirm
Definition: say yes to