The past tense of dupe is duped. See all forms of dupe with easy examples.
The past tense of dunt is dunted. See all forms of dunt with easy examples.
The past tense of dup is dupped. See all forms of dup with easy examples.
The past tense of dunk is dunked. See all forms of dunk with easy examples.
The past tense of dunsh is dunshed. See all forms of dunsh with easy examples.
The past tense of dung is dunged. See all forms of dung with easy examples.
The past tense of duncify is duncified. See all forms of duncify with easy examples.
The past tense of dun is dunned. See all forms of dun with easy examples.
The past tense of dunch is dunched. See all forms of dunch with easy examples.
The past tense of dump is dumped. See all forms of dump with easy examples.