English verb conjugation
CAN DISCOLOR

Regular verb: discolor - discolored - discolored

Affirmation

Simple form	V-ing form
I can discolor you can discolor he can discolor we can discolor you can discolor they can discolor	I can be discoloring you can be discoloring he can be discoloring we can be discoloring you can be discoloring they can be discoloring
Perfect	V-ing perfect
I can have discolored you can have discolored he can have discolored we can have discolored you can have discolored they can have discolored	I can have been discoloring you can have been discoloring he can have been discoloring we can have been discoloring you can have been discoloring they can have been discoloring

Negation

Simple form	V-ing form
I can't discolor you can't discolor he can't discolor we can't discolor you can't discolor they can't discolor	I can't be discoloring you can't be discoloring he can't be discoloring we can't be discoloring you can't be discoloring they can't be discoloring
Perfect	V-ing perfect
I can't have discolored you can't have discolored he can't have discolored we can't have discolored you can't have discolored they can't have discolored	I can't have been discoloring you can't have been discoloring he can't have been discoloring we can't have been discoloring you can't have been discoloring they can't have been discoloring

Interrogative form

Simple form	V-ing form
can I discolor? can you discolor? can he discolor? can we discolor? can you discolor? can they discolor?	can I be discoloring? can you be discoloring? can he be discoloring? can we be discoloring? can you be discoloring? can they be discoloring?
Perfect	V-ing perfect
can I have discolored? can you have discolored? can he have discolored? can we have discolored? can you have discolored? can they have discolored?	can I have been discoloring? can you have been discoloring? can he have been discoloring? can we have been discoloring? can you have been discoloring? can they have been discoloring?

Interro-negative form

Simple form	V-ing form
can't I discolor? can't you discolor? can't he discolor? can't we discolor? can't you discolor? can't they discolor?	can't I be discoloring? can't you be discoloring? can't he be discoloring? can't we be discoloring? can't you be discoloring? can't they be discoloring?
Perfect	V-ing perfect
can't I have discolored? can't you have discolored? can't he have discolored? can't we have discolored? can't you have discolored? can't they have discolored?	can't I have been discoloring? can't you have been discoloring? can't he have been discoloring? can't we have been discoloring? can't you have been discoloring? can't they have been discoloring?