could stipple
Verbe régulier : stipple - stippled- stippled

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could stipple
you could stipple
she could stipple
we could stipple
you could stipple
they could stipple 	I could be stippling
you could be stippling
she could be stippling
we could be stippling
you could be stippling
they could be stippling	I could have stippled
you could have stippled
she could have stippled
we could have stippled
you could have stippled
they could have stippled	I could have been stippling
you could have been stippling
she could have been stippling
we could have been stippling
you could have been stippling
they could have been stippling	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I could not stipple
you could not stipple
she could not stipple
we could not stipple
you could not stipple
they could not stipple 	I could not be stippling
you could not be stippling
she could not be stippling
we could not be stippling
you could not be stippling
they could not be stippling	I could not have stippled
you could not have stippled
she could not have stippled
we could not have stippled
you could not have stippled
they could not have stippled	I could not have been stippling
you could not have been stippling
she could not have been stippling
we could not have been stippling
you could not have been stippling
they could not have been stippling	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I stipple?
could you stipple?
could she stipple?
could we stipple?
could you stipple?
could they stipple? 	could I be stippling?
could you be stippling?
could she be stippling?
could we be stippling?
could you be stippling?
could they be stippling? 	could I have stippled?
could you have stippled?
could she have stippled?
could we have stippled?
could you have stippled?
could they have stippled? 	could I have been stippling?
could you have been stippling?
could she have been stippling?
could we have been stippling?
could you have been stippling?
could they have been stippling? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
could I not stipple?
could you not stipple?
could she not stipple?
could we not stipple?
could you not stipple?
could they not stipple? 	could I not be stippling?
could you not be stippling?
could she not be stippling?
could we not be stippling?
could you not be stippling?
could they not be stippling? 	could I not have stippled?
could you not have stippled?
could she not have stippled?
could we not have stippled?
could you not have stippled?
could they not have stippled? 	could I not have been stippling?
could you not have been stippling?
could she not have been stippling?
could we not have been stippling?
could you not have been stippling?
could they not have been stippling?