refel
To refute, disprove (an argument); to confute (someone).
obsolete, transitive
Averroes scoffs at Galen for his reasons, and brings five arguments to refel them: so doth Hercules de Saxonia […]
Where it comes from
From Latin refellere, from re- + fallere (“to deceive”).
Adapted from the Wiktionary entry refel (CC BY-SA 4.0).