must tousle
Regular verb: tousle - tousled- tousled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must tousle
you must tousle
he must tousle
we must tousle
you must tousle
they must tousle 	I must be tousling
you must be tousling
he must be tousling
we must be tousling
you must be tousling
they must be tousling	I must have tousled
you must have tousled
he must have tousled
we must have tousled
you must have tousled
they must have tousled	I must have been tousling
you must have been tousling
he must have been tousling
we must have been tousling
you must have been tousling
they must have been tousling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not tousle
you must not tousle
he must not tousle
we must not tousle
you must not tousle
they must not tousle 	I must not be tousling
you must not be tousling
he must not be tousling
we must not be tousling
you must not be tousling
they must not be tousling	I must not have tousled
you must not have tousled
he must not have tousled
we must not have tousled
you must not have tousled
they must not have tousled	I must not have been tousling
you must not have been tousling
he must not have been tousling
we must not have been tousling
you must not have been tousling
they must not have been tousling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I tousle?
must you tousle?
must he tousle?
must we tousle?
must you tousle?
must they tousle? 	must I be tousling?
must you be tousling?
must he be tousling?
must we be tousling?
must you be tousling?
must they be tousling? 	must I have tousled?
must you have tousled?
must he have tousled?
must we have tousled?
must you have tousled?
must they have tousled? 	must I have been tousling?
must you have been tousling?
must he have been tousling?
must we have been tousling?
must you have been tousling?
must they have been tousling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not tousle?
must you not tousle?
must he not tousle?
must we not tousle?
must you not tousle?
must they not tousle? 	must I not be tousling?
must you not be tousling?
must he not be tousling?
must we not be tousling?
must you not be tousling?
must they not be tousling? 	must I not have tousled?
must you not have tousled?
must he not have tousled?
must we not have tousled?
must you not have tousled?
must they not have tousled? 	must I not have been tousling?
must you not have been tousling?
must he not have been tousling?
must we not have been tousling?
must you not have been tousling?
must they not have been tousling?