must forfend
Regular verb: forfend - forfended- forfended

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must forfend
you must forfend
she must forfend
we must forfend
you must forfend
they must forfend 	I must be forfending
you must be forfending
she must be forfending
we must be forfending
you must be forfending
they must be forfending	I must have forfended
you must have forfended
she must have forfended
we must have forfended
you must have forfended
they must have forfended	I must have been forfending
you must have been forfending
she must have been forfending
we must have been forfending
you must have been forfending
they must have been forfending	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not forfend
you must not forfend
she must not forfend
we must not forfend
you must not forfend
they must not forfend 	I must not be forfending
you must not be forfending
she must not be forfending
we must not be forfending
you must not be forfending
they must not be forfending	I must not have forfended
you must not have forfended
she must not have forfended
we must not have forfended
you must not have forfended
they must not have forfended	I must not have been forfending
you must not have been forfending
she must not have been forfending
we must not have been forfending
you must not have been forfending
they must not have been forfending	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I forfend?
must you forfend?
must she forfend?
must we forfend?
must you forfend?
must they forfend? 	must I be forfending?
must you be forfending?
must she be forfending?
must we be forfending?
must you be forfending?
must they be forfending? 	must I have forfended?
must you have forfended?
must she have forfended?
must we have forfended?
must you have forfended?
must they have forfended? 	must I have been forfending?
must you have been forfending?
must she have been forfending?
must we have been forfending?
must you have been forfending?
must they have been forfending? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not forfend?
must you not forfend?
must she not forfend?
must we not forfend?
must you not forfend?
must they not forfend? 	must I not be forfending?
must you not be forfending?
must she not be forfending?
must we not be forfending?
must you not be forfending?
must they not be forfending? 	must I not have forfended?
must you not have forfended?
must she not have forfended?
must we not have forfended?
must you not have forfended?
must they not have forfended? 	must I not have been forfending?
must you not have been forfending?
must she not have been forfending?
must we not have been forfending?
must you not have been forfending?
must they not have been forfending?