Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I could differnetiate you could differnetiate he could differnetiate we could differnetiate you could differnetiate they could differnetiate
V-ing form
I could be differnetiating you could be differnetiating he could be differnetiating we could be differnetiating you could be differnetiating they could be differnetiating
Perfect
I could have differnetiated you could have differnetiated he could have differnetiated we could have differnetiated you could have differnetiated they could have differnetiated
V-ing perfect
I could have been differnetiating you could have been differnetiating he could have been differnetiating we could have been differnetiating you could have been differnetiating they could have been differnetiating
Negation
Simple form
I could not differnetiate you could not differnetiate he could not differnetiate we could not differnetiate you could not differnetiate they could not differnetiate
V-ing form
I could not be differnetiating you could not be differnetiating he could not be differnetiating we could not be differnetiating you could not be differnetiating they could not be differnetiating
Perfect
I could not have differnetiated you could not have differnetiated he could not have differnetiated we could not have differnetiated you could not have differnetiated they could not have differnetiated
V-ing perfect
I could not have been differnetiating you could not have been differnetiating he could not have been differnetiating we could not have been differnetiating you could not have been differnetiating they could not have been differnetiating
Interrogative form
Simple form
could I differnetiate? could you differnetiate? could he differnetiate? could we differnetiate? could you differnetiate? could they differnetiate?
V-ing form
could I be differnetiating? could you be differnetiating? could he be differnetiating? could we be differnetiating? could you be differnetiating? could they be differnetiating?
Perfect
could I have differnetiated? could you have differnetiated? could he have differnetiated? could we have differnetiated? could you have differnetiated? could they have differnetiated?
V-ing perfect
could I have been differnetiating? could you have been differnetiating? could he have been differnetiating? could we have been differnetiating? could you have been differnetiating? could they have been differnetiating?
Interro-negative form
Simple form
could I not differnetiate? could you not differnetiate? could he not differnetiate? could we not differnetiate? could you not differnetiate? could they not differnetiate?
V-ing form
could I not be differnetiating? could you not be differnetiating? could he not be differnetiating? could we not be differnetiating? could you not be differnetiating? could they not be differnetiating?
Perfect
could I not have differnetiated? could you not have differnetiated? could he not have differnetiated? could we not have differnetiated? could you not have differnetiated? could they not have differnetiated?
V-ing perfect
could I not have been differnetiating? could you not have been differnetiating? could he not have been differnetiating? could we not have been differnetiating? could you not have been differnetiating? could they not have been differnetiating?