can hammer hammer
Regular verb: hammer hammer - hammer hammered- hammer hammered

, this verb may not exist. Conjugation is given as example.

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can hammer hammer
you can hammer hammer
he can hammer hammer
we can hammer hammer
you can hammer hammer
they can hammer hammer 	I can be hammer hammering
you can be hammer hammering
he can be hammer hammering
we can be hammer hammering
you can be hammer hammering
they can be hammer hammering	I can have hammer hammered
you can have hammer hammered
he can have hammer hammered
we can have hammer hammered
you can have hammer hammered
they can have hammer hammered	I can have been hammer hammering
you can have been hammer hammering
he can have been hammer hammering
we can have been hammer hammering
you can have been hammer hammering
they can have been hammer hammering	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't hammer hammer
you can't hammer hammer
he can't hammer hammer
we can't hammer hammer
you can't hammer hammer
they can't hammer hammer 	I can't be hammer hammering
you can't be hammer hammering
he can't be hammer hammering
we can't be hammer hammering
you can't be hammer hammering
they can't be hammer hammering	I can't have hammer hammered
you can't have hammer hammered
he can't have hammer hammered
we can't have hammer hammered
you can't have hammer hammered
they can't have hammer hammered	I can't have been hammer hammering
you can't have been hammer hammering
he can't have been hammer hammering
we can't have been hammer hammering
you can't have been hammer hammering
they can't have been hammer hammering	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I hammer hammer?
can you hammer hammer?
can he hammer hammer?
can we hammer hammer?
can you hammer hammer?
can they hammer hammer? 	can I be hammer hammering?
can you be hammer hammering?
can he be hammer hammering?
can we be hammer hammering?
can you be hammer hammering?
can they be hammer hammering? 	can I have hammer hammered?
can you have hammer hammered?
can he have hammer hammered?
can we have hammer hammered?
can you have hammer hammered?
can they have hammer hammered? 	can I have been hammer hammering?
can you have been hammer hammering?
can he have been hammer hammering?
can we have been hammer hammering?
can you have been hammer hammering?
can they have been hammer hammering? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I hammer hammer?
can't you hammer hammer?
can't he hammer hammer?
can't we hammer hammer?
can't you hammer hammer?
can't they hammer hammer? 	can't I be hammer hammering?
can't you be hammer hammering?
can't he be hammer hammering?
can't we be hammer hammering?
can't you be hammer hammering?
can't they be hammer hammering? 	can't I have hammer hammered?
can't you have hammer hammered?
can't he have hammer hammered?
can't we have hammer hammered?
can't you have hammer hammered?
can't they have hammer hammered? 	can't I have been hammer hammering?
can't you have been hammer hammering?
can't he have been hammer hammering?
can't we have been hammer hammering?
can't you have been hammer hammering?
can't they have been hammer hammering?