English verb conjugation
CAN STULTIFY

Regular verb: stultify - stultified - stultified

Affirmation

Simple form	V-ing form
I can stultify you can stultify she can stultify we can stultify you can stultify they can stultify	I can be stultifying you can be stultifying she 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 she 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 she 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 can't stultify you can't stultify she can't stultify we can't stultify you can't stultify they can't stultify	I can't be stultifying you can't be stultifying she can't be stultifying we can't be stultifying you can't be stultifying they can't be stultifying
Perfect	V-ing perfect
I can't have stultified you can't have stultified she can't have stultified we can't have stultified you can't have stultified they can't have stultified	I can't have been stultifying you can't have been stultifying she can't have been stultifying we can't have been stultifying you can't have been stultifying they can't have been stultifying

Interrogative form

Simple form	V-ing form
can I stultify? can you stultify? can she stultify? can we stultify? can you stultify? can they stultify?	can I be stultifying? can you be stultifying? can she 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 she 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 she 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't I stultify? can't you stultify? can't she stultify? can't we stultify? can't you stultify? can't they stultify?	can't I be stultifying? can't you be stultifying? can't she be stultifying? can't we be stultifying? can't you be stultifying? can't they be stultifying?
Perfect	V-ing perfect
can't I have stultified? can't you have stultified? can't she have stultified? can't we have stultified? can't you have stultified? can't they have stultified?	can't I have been stultifying? can't you have been stultifying? can't she have been stultifying? can't we have been stultifying? can't you have been stultifying? can't they have been stultifying?