must disharmonise
Regular verb: disharmonise - disharmonised- disharmonised

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must disharmonise
you must disharmonise
he must disharmonise
we must disharmonise
you must disharmonise
they must disharmonise 	I must be disharmonising
you must be disharmonising
he must be disharmonising
we must be disharmonising
you must be disharmonising
they must be disharmonising	I must have disharmonised
you must have disharmonised
he must have disharmonised
we must have disharmonised
you must have disharmonised
they must have disharmonised	I must have been disharmonising
you must have been disharmonising
he must have been disharmonising
we must have been disharmonising
you must have been disharmonising
they must have been disharmonising	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I must not disharmonise
you must not disharmonise
he must not disharmonise
we must not disharmonise
you must not disharmonise
they must not disharmonise 	I must not be disharmonising
you must not be disharmonising
he must not be disharmonising
we must not be disharmonising
you must not be disharmonising
they must not be disharmonising	I must not have disharmonised
you must not have disharmonised
he must not have disharmonised
we must not have disharmonised
you must not have disharmonised
they must not have disharmonised	I must not have been disharmonising
you must not have been disharmonising
he must not have been disharmonising
we must not have been disharmonising
you must not have been disharmonising
they must not have been disharmonising	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I disharmonise?
must you disharmonise?
must he disharmonise?
must we disharmonise?
must you disharmonise?
must they disharmonise? 	must I be disharmonising?
must you be disharmonising?
must he be disharmonising?
must we be disharmonising?
must you be disharmonising?
must they be disharmonising? 	must I have disharmonised?
must you have disharmonised?
must he have disharmonised?
must we have disharmonised?
must you have disharmonised?
must they have disharmonised? 	must I have been disharmonising?
must you have been disharmonising?
must he have been disharmonising?
must we have been disharmonising?
must you have been disharmonising?
must they have been disharmonising? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
must I not disharmonise?
must you not disharmonise?
must he not disharmonise?
must we not disharmonise?
must you not disharmonise?
must they not disharmonise? 	must I not be disharmonising?
must you not be disharmonising?
must he not be disharmonising?
must we not be disharmonising?
must you not be disharmonising?
must they not be disharmonising? 	must I not have disharmonised?
must you not have disharmonised?
must he not have disharmonised?
must we not have disharmonised?
must you not have disharmonised?
must they not have disharmonised? 	must I not have been disharmonising?
must you not have been disharmonising?
must he not have been disharmonising?
must we not have been disharmonising?
must you not have been disharmonising?
must they not have been disharmonising?