The past tense of roughen is roughened. See all forms of roughen with easy examples.
The past tense of roughdry is roughdried. See all forms of roughdry with easy examples.
The past tense of roughcast is roughcast. See all forms of roughcast with easy examples.
The past tense of rough-hew is rough-hewed. See all forms of rough-hew with easy examples.
The past tense of rough-and-tumble is rough-and-tumbled. See all forms of rough-and-tumble with easy examples.
The past tense of rough is roughed. See all forms of rough with easy examples.
The past tense of rouge is rouged. See all forms of rouge with easy examples.
The past tense of rotproof is rotproofed. See all forms of rotproof with easy examples.
The past tense of rotovate is rotovated. See all forms of rotovate with easy examples.
The past tense of rototill is rototilled. See all forms of rototill with easy examples.