must defang
Regular verb: defang - defanged- defanged

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must defang
you must defang
she must defang
we must defang
you must defang
they must defang 	I must be defanging
you must be defanging
she must be defanging
we must be defanging
you must be defanging
they must be defanging	I must have defanged
you must have defanged
she must have defanged
we must have defanged
you must have defanged
they must have defanged	I must have been defanging
you must have been defanging
she must have been defanging
we must have been defanging
you must have been defanging
they must have been defanging	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not defang
you must not defang
she must not defang
we must not defang
you must not defang
they must not defang 	I must not be defanging
you must not be defanging
she must not be defanging
we must not be defanging
you must not be defanging
they must not be defanging	I must not have defanged
you must not have defanged
she must not have defanged
we must not have defanged
you must not have defanged
they must not have defanged	I must not have been defanging
you must not have been defanging
she must not have been defanging
we must not have been defanging
you must not have been defanging
they must not have been defanging	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I defang?
must you defang?
must she defang?
must we defang?
must you defang?
must they defang? 	must I be defanging?
must you be defanging?
must she be defanging?
must we be defanging?
must you be defanging?
must they be defanging? 	must I have defanged?
must you have defanged?
must she have defanged?
must we have defanged?
must you have defanged?
must they have defanged? 	must I have been defanging?
must you have been defanging?
must she have been defanging?
must we have been defanging?
must you have been defanging?
must they have been defanging? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not defang?
must you not defang?
must she not defang?
must we not defang?
must you not defang?
must they not defang? 	must I not be defanging?
must you not be defanging?
must she not be defanging?
must we not be defanging?
must you not be defanging?
must they not be defanging? 	must I not have defanged?
must you not have defanged?
must she not have defanged?
must we not have defanged?
must you not have defanged?
must they not have defanged? 	must I not have been defanging?
must you not have been defanging?
must she not have been defanging?
must we not have been defanging?
must you not have been defanging?
must they not have been defanging?