can deadlock
Regular verb: deadlock - deadlocked- deadlocked

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can deadlock
you can deadlock
she can deadlock
we can deadlock
you can deadlock
they can deadlock 	I can be deadlocking
you can be deadlocking
she can be deadlocking
we can be deadlocking
you can be deadlocking
they can be deadlocking	I can have deadlocked
you can have deadlocked
she can have deadlocked
we can have deadlocked
you can have deadlocked
they can have deadlocked	I can have been deadlocking
you can have been deadlocking
she can have been deadlocking
we can have been deadlocking
you can have been deadlocking
they can have been deadlocking	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't deadlock
you can't deadlock
she can't deadlock
we can't deadlock
you can't deadlock
they can't deadlock 	I can't be deadlocking
you can't be deadlocking
she can't be deadlocking
we can't be deadlocking
you can't be deadlocking
they can't be deadlocking	I can't have deadlocked
you can't have deadlocked
she can't have deadlocked
we can't have deadlocked
you can't have deadlocked
they can't have deadlocked	I can't have been deadlocking
you can't have been deadlocking
she can't have been deadlocking
we can't have been deadlocking
you can't have been deadlocking
they can't have been deadlocking	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I deadlock?
can you deadlock?
can she deadlock?
can we deadlock?
can you deadlock?
can they deadlock? 	can I be deadlocking?
can you be deadlocking?
can she be deadlocking?
can we be deadlocking?
can you be deadlocking?
can they be deadlocking? 	can I have deadlocked?
can you have deadlocked?
can she have deadlocked?
can we have deadlocked?
can you have deadlocked?
can they have deadlocked? 	can I have been deadlocking?
can you have been deadlocking?
can she have been deadlocking?
can we have been deadlocking?
can you have been deadlocking?
can they have been deadlocking? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I deadlock?
can't you deadlock?
can't she deadlock?
can't we deadlock?
can't you deadlock?
can't they deadlock? 	can't I be deadlocking?
can't you be deadlocking?
can't she be deadlocking?
can't we be deadlocking?
can't you be deadlocking?
can't they be deadlocking? 	can't I have deadlocked?
can't you have deadlocked?
can't she have deadlocked?
can't we have deadlocked?
can't you have deadlocked?
can't they have deadlocked? 	can't I have been deadlocking?
can't you have been deadlocking?
can't she have been deadlocking?
can't we have been deadlocking?
can't you have been deadlocking?
can't they have been deadlocking?