The past tense of froth is frothed. See all forms of froth with easy examples.
The past tense of frostproof is frostproofed. See all forms of frostproof with easy examples.
The past tense of frostbite is frostbit. See all forms of frostbite with easy examples.
The past tense of frost is frosted. See all forms of frost with easy examples.
The past tense of frontload is frontloaded. See all forms of frontload with easy examples.
The past tense of frosh is froshed. See all forms of frosh with easy examples.
The past tense of front-load is front-loaded. See all forms of front-load with easy examples.
The past tense of frontolyze is frontolyzed. See all forms of frontolyze with easy examples.
The past tense of front is fronted. See all forms of front with easy examples.
The past tense of frolic is frolicked. See all forms of frolic with easy examples.