could suffuse
Regular verb: suffuse - suffused- suffused

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I could suffuse
you could suffuse
she could suffuse
we could suffuse
you could suffuse
they could suffuse 	I could be suffusing
you could be suffusing
she could be suffusing
we could be suffusing
you could be suffusing
they could be suffusing	I could have suffused
you could have suffused
she could have suffused
we could have suffused
you could have suffused
they could have suffused	I could have been suffusing
you could have been suffusing
she could have been suffusing
we could have been suffusing
you could have been suffusing
they could have been suffusing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I couldn't suffuse
you couldn't suffuse
she couldn't suffuse
we couldn't suffuse
you couldn't suffuse
they couldn't suffuse 	I couldn't be suffusing
you couldn't be suffusing
she couldn't be suffusing
we couldn't be suffusing
you couldn't be suffusing
they couldn't be suffusing	I couldn't have suffused
you couldn't have suffused
she couldn't have suffused
we couldn't have suffused
you couldn't have suffused
they couldn't have suffused	I couldn't have been suffusing
you couldn't have been suffusing
she couldn't have been suffusing
we couldn't have been suffusing
you couldn't have been suffusing
they couldn't have been suffusing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
could I suffuse?
could you suffuse?
could she suffuse?
could we suffuse?
could you suffuse?
could they suffuse? 	could I be suffusing?
could you be suffusing?
could she be suffusing?
could we be suffusing?
could you be suffusing?
could they be suffusing? 	could I have suffused?
could you have suffused?
could she have suffused?
could we have suffused?
could you have suffused?
could they have suffused? 	could I have been suffusing?
could you have been suffusing?
could she have been suffusing?
could we have been suffusing?
could you have been suffusing?
could they have been suffusing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
couldn't I suffuse?
couldn't you suffuse?
couldn't she suffuse?
couldn't we suffuse?
couldn't you suffuse?
couldn't they suffuse? 	couldn't I be suffusing?
couldn't you be suffusing?
couldn't she be suffusing?
couldn't we be suffusing?
couldn't you be suffusing?
couldn't they be suffusing? 	couldn't I have suffused?
couldn't you have suffused?
couldn't she have suffused?
couldn't we have suffused?
couldn't you have suffused?
couldn't they have suffused? 	couldn't I have been suffusing?
couldn't you have been suffusing?
couldn't she have been suffusing?
couldn't we have been suffusing?
couldn't you have been suffusing?
couldn't they have been suffusing?