Webster’s Revised Unabridged Dictionary · 1913
Dumfounder
Dum′found′er (·found′ẽr), v. t. To dumfound; to confound. [Written also dumbfounder.]
Webster’s Revised Unabridged Dictionary · 1913
Dum′found′er (·found′ẽr), v. t. To dumfound; to confound. [Written also dumbfounder.]