English verb conjugation
CAN STULTIFY

Regular verb: stultify - stultified - stultified

Affirmation

Simple form	V-ing form
I can stultify you can stultify he can stultify we can stultify you can stultify they can stultify	I can be stultifying you can be stultifying he can be stultifying we can be stultifying you can be stultifying they can be stultifying
Perfect	V-ing perfect
I can have stultified you can have stultified he can have stultified we can have stultified you can have stultified they can have stultified	I can have been stultifying you can have been stultifying he can have been stultifying we can have been stultifying you can have been stultifying they can have been stultifying

Negation

Simple form	V-ing form
I cannot stultify you cannot stultify he cannot stultify we cannot stultify you cannot stultify they cannot stultify	I cannot be stultifying you cannot be stultifying he cannot be stultifying we cannot be stultifying you cannot be stultifying they cannot be stultifying
Perfect	V-ing perfect
I cannot have stultified you cannot have stultified he cannot have stultified we cannot have stultified you cannot have stultified they cannot have stultified	I cannot have been stultifying you cannot have been stultifying he cannot have been stultifying we cannot have been stultifying you cannot have been stultifying they cannot have been stultifying

Interrogative form

Simple form	V-ing form
can I stultify? can you stultify? can he stultify? can we stultify? can you stultify? can they stultify?	can I be stultifying? can you be stultifying? can he be stultifying? can we be stultifying? can you be stultifying? can they be stultifying?
Perfect	V-ing perfect
can I have stultified? can you have stultified? can he have stultified? can we have stultified? can you have stultified? can they have stultified?	can I have been stultifying? can you have been stultifying? can he have been stultifying? can we have been stultifying? can you have been stultifying? can they have been stultifying?

Interro-negative form

Simple form	V-ing form
can I not stultify? can you not stultify? can he not stultify? can we not stultify? can you not stultify? can they not stultify?	can I not be stultifying? can you not be stultifying? can he not be stultifying? can we not be stultifying? can you not be stultifying? can they not be stultifying?
Perfect	V-ing perfect
can I not have stultified? can you not have stultified? can he not have stultified? can we not have stultified? can you not have stultified? can they not have stultified?	can I not have been stultifying? can you not have been stultifying? can he not have been stultifying? can we not have been stultifying? can you not have been stultifying? can they not have been stultifying?