can taint
Regular verb: taint - tainted- tainted

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can taint
you can taint
she can taint
we can taint
you can taint
they can taint 	I can be tainting
you can be tainting
she can be tainting
we can be tainting
you can be tainting
they can be tainting	I can have tainted
you can have tainted
she can have tainted
we can have tainted
you can have tainted
they can have tainted	I can have been tainting
you can have been tainting
she can have been tainting
we can have been tainting
you can have been tainting
they can have been tainting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I can't taint
you can't taint
she can't taint
we can't taint
you can't taint
they can't taint 	I can't be tainting
you can't be tainting
she can't be tainting
we can't be tainting
you can't be tainting
they can't be tainting	I can't have tainted
you can't have tainted
she can't have tainted
we can't have tainted
you can't have tainted
they can't have tainted	I can't have been tainting
you can't have been tainting
she can't have been tainting
we can't have been tainting
you can't have been tainting
they can't have been tainting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can I taint?
can you taint?
can she taint?
can we taint?
can you taint?
can they taint? 	can I be tainting?
can you be tainting?
can she be tainting?
can we be tainting?
can you be tainting?
can they be tainting? 	can I have tainted?
can you have tainted?
can she have tainted?
can we have tainted?
can you have tainted?
can they have tainted? 	can I have been tainting?
can you have been tainting?
can she have been tainting?
can we have been tainting?
can you have been tainting?
can they have been tainting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
can't I taint?
can't you taint?
can't she taint?
can't we taint?
can't you taint?
can't they taint? 	can't I be tainting?
can't you be tainting?
can't she be tainting?
can't we be tainting?
can't you be tainting?
can't they be tainting? 	can't I have tainted?
can't you have tainted?
can't she have tainted?
can't we have tainted?
can't you have tainted?
can't they have tainted? 	can't I have been tainting?
can't you have been tainting?
can't she have been tainting?
can't we have been tainting?
can't you have been tainting?
can't they have been tainting?