English verb conjugation
COULD LUBRICANT

Regular verb: lubricant - lubricanted - lubricanted

Affirmation

Simple form	V-ing form
I could lubricant you could lubricant he could lubricant we could lubricant you could lubricant they could lubricant	I could be lubricanting you could be lubricanting he could be lubricanting we could be lubricanting you could be lubricanting they could be lubricanting
Perfect	V-ing perfect
I could have lubricanted you could have lubricanted he could have lubricanted we could have lubricanted you could have lubricanted they could have lubricanted	I could have been lubricanting you could have been lubricanting he could have been lubricanting we could have been lubricanting you could have been lubricanting they could have been lubricanting

Negation

Simple form	V-ing form
I could not lubricant you could not lubricant he could not lubricant we could not lubricant you could not lubricant they could not lubricant	I could not be lubricanting you could not be lubricanting he could not be lubricanting we could not be lubricanting you could not be lubricanting they could not be lubricanting
Perfect	V-ing perfect
I could not have lubricanted you could not have lubricanted he could not have lubricanted we could not have lubricanted you could not have lubricanted they could not have lubricanted	I could not have been lubricanting you could not have been lubricanting he could not have been lubricanting we could not have been lubricanting you could not have been lubricanting they could not have been lubricanting

Interrogative form

Simple form	V-ing form
could I lubricant? could you lubricant? could he lubricant? could we lubricant? could you lubricant? could they lubricant?	could I be lubricanting? could you be lubricanting? could he be lubricanting? could we be lubricanting? could you be lubricanting? could they be lubricanting?
Perfect	V-ing perfect
could I have lubricanted? could you have lubricanted? could he have lubricanted? could we have lubricanted? could you have lubricanted? could they have lubricanted?	could I have been lubricanting? could you have been lubricanting? could he have been lubricanting? could we have been lubricanting? could you have been lubricanting? could they have been lubricanting?

Interro-negative form

Simple form	V-ing form
could I not lubricant? could you not lubricant? could he not lubricant? could we not lubricant? could you not lubricant? could they not lubricant?	could I not be lubricanting? could you not be lubricanting? could he not be lubricanting? could we not be lubricanting? could you not be lubricanting? could they not be lubricanting?
Perfect	V-ing perfect
could I not have lubricanted? could you not have lubricanted? could he not have lubricanted? could we not have lubricanted? could you not have lubricanted? could they not have lubricanted?	could I not have been lubricanting? could you not have been lubricanting? could he not have been lubricanting? could we not have been lubricanting? could you not have been lubricanting? could they not have been lubricanting?