Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could abrade. chafe you could abrade. chafe he could abrade. chafe we could abrade. chafe you could abrade. chafe they could abrade. chafe
V-ing form
I could be abrade. chafing you could be abrade. chafing he could be abrade. chafing we could be abrade. chafing you could be abrade. chafing they could be abrade. chafing
Perfect
I could have abrade. chafed you could have abrade. chafed he could have abrade. chafed we could have abrade. chafed you could have abrade. chafed they could have abrade. chafed
V-ing perfect
I could have been abrade. chafing you could have been abrade. chafing he could have been abrade. chafing we could have been abrade. chafing you could have been abrade. chafing they could have been abrade. chafing
Negation
Simple form
I couldn't abrade. chafe you couldn't abrade. chafe he couldn't abrade. chafe we couldn't abrade. chafe you couldn't abrade. chafe they couldn't abrade. chafe
V-ing form
I couldn't be abrade. chafing you couldn't be abrade. chafing he couldn't be abrade. chafing we couldn't be abrade. chafing you couldn't be abrade. chafing they couldn't be abrade. chafing
Perfect
I couldn't have abrade. chafed you couldn't have abrade. chafed he couldn't have abrade. chafed we couldn't have abrade. chafed you couldn't have abrade. chafed they couldn't have abrade. chafed
V-ing perfect
I couldn't have been abrade. chafing you couldn't have been abrade. chafing he couldn't have been abrade. chafing we couldn't have been abrade. chafing you couldn't have been abrade. chafing they couldn't have been abrade. chafing
Interrogative form
Simple form
could I abrade. chafe? could you abrade. chafe? could he abrade. chafe? could we abrade. chafe? could you abrade. chafe? could they abrade. chafe?
V-ing form
could I be abrade. chafing? could you be abrade. chafing? could he be abrade. chafing? could we be abrade. chafing? could you be abrade. chafing? could they be abrade. chafing?
Perfect
could I have abrade. chafed? could you have abrade. chafed? could he have abrade. chafed? could we have abrade. chafed? could you have abrade. chafed? could they have abrade. chafed?
V-ing perfect
could I have been abrade. chafing? could you have been abrade. chafing? could he have been abrade. chafing? could we have been abrade. chafing? could you have been abrade. chafing? could they have been abrade. chafing?
Interro-negative form
Simple form
couldn't I abrade. chafe? couldn't you abrade. chafe? couldn't he abrade. chafe? couldn't we abrade. chafe? couldn't you abrade. chafe? couldn't they abrade. chafe?
V-ing form
couldn't I be abrade. chafing? couldn't you be abrade. chafing? couldn't he be abrade. chafing? couldn't we be abrade. chafing? couldn't you be abrade. chafing? couldn't they be abrade. chafing?
Perfect
couldn't I have abrade. chafed? couldn't you have abrade. chafed? couldn't he have abrade. chafed? couldn't we have abrade. chafed? couldn't you have abrade. chafed? couldn't they have abrade. chafed?
V-ing perfect
couldn't I have been abrade. chafing? couldn't you have been abrade. chafing? couldn't he have been abrade. chafing? couldn't we have been abrade. chafing? couldn't you have been abrade. chafing? couldn't they have been abrade. chafing?