Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could abrade. chafe you could abrade. chafe she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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 she 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?