could warm warm
Regular verb: warm warm - warm warmed- warm warmed

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

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could warm warm
you could warm warm
she could warm warm
we could warm warm
you could warm warm
they could warm warm 	I could be warm warming
you could be warm warming
she could be warm warming
we could be warm warming
you could be warm warming
they could be warm warming	I could have warm warmed
you could have warm warmed
she could have warm warmed
we could have warm warmed
you could have warm warmed
they could have warm warmed	I could have been warm warming
you could have been warm warming
she could have been warm warming
we could have been warm warming
you could have been warm warming
they could have been warm warming	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't warm warm
you couldn't warm warm
she couldn't warm warm
we couldn't warm warm
you couldn't warm warm
they couldn't warm warm 	I couldn't be warm warming
you couldn't be warm warming
she couldn't be warm warming
we couldn't be warm warming
you couldn't be warm warming
they couldn't be warm warming	I couldn't have warm warmed
you couldn't have warm warmed
she couldn't have warm warmed
we couldn't have warm warmed
you couldn't have warm warmed
they couldn't have warm warmed	I couldn't have been warm warming
you couldn't have been warm warming
she couldn't have been warm warming
we couldn't have been warm warming
you couldn't have been warm warming
they couldn't have been warm warming	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I warm warm?
could you warm warm?
could she warm warm?
could we warm warm?
could you warm warm?
could they warm warm? 	could I be warm warming?
could you be warm warming?
could she be warm warming?
could we be warm warming?
could you be warm warming?
could they be warm warming? 	could I have warm warmed?
could you have warm warmed?
could she have warm warmed?
could we have warm warmed?
could you have warm warmed?
could they have warm warmed? 	could I have been warm warming?
could you have been warm warming?
could she have been warm warming?
could we have been warm warming?
could you have been warm warming?
could they have been warm warming? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I warm warm?
couldn't you warm warm?
couldn't she warm warm?
couldn't we warm warm?
couldn't you warm warm?
couldn't they warm warm? 	couldn't I be warm warming?
couldn't you be warm warming?
couldn't she be warm warming?
couldn't we be warm warming?
couldn't you be warm warming?
couldn't they be warm warming? 	couldn't I have warm warmed?
couldn't you have warm warmed?
couldn't she have warm warmed?
couldn't we have warm warmed?
couldn't you have warm warmed?
couldn't they have warm warmed? 	couldn't I have been warm warming?
couldn't you have been warm warming?
couldn't she have been warm warming?
couldn't we have been warm warming?
couldn't you have been warm warming?
couldn't they have been warm warming?