English verb conjugation
MUST SQUINCH

Regular verb: squinch - squinched - squinched

Affirmation

Simple form	V-ing form
I must squinch you must squinch he must squinch we must squinch you must squinch they must squinch	I must be squinching you must be squinching he must be squinching we must be squinching you must be squinching they must be squinching
Perfect	V-ing perfect
I must have squinched you must have squinched he must have squinched we must have squinched you must have squinched they must have squinched	I must have been squinching you must have been squinching he must have been squinching we must have been squinching you must have been squinching they must have been squinching

Negation

Simple form	V-ing form
I mustn't squinch you mustn't squinch he mustn't squinch we mustn't squinch you mustn't squinch they mustn't squinch	I mustn't be squinching you mustn't be squinching he mustn't be squinching we mustn't be squinching you mustn't be squinching they mustn't be squinching
Perfect	V-ing perfect
I mustn't have squinched you mustn't have squinched he mustn't have squinched we mustn't have squinched you mustn't have squinched they mustn't have squinched	I mustn't have been squinching you mustn't have been squinching he mustn't have been squinching we mustn't have been squinching you mustn't have been squinching they mustn't have been squinching

Interrogative form

Simple form	V-ing form
must I squinch? must you squinch? must he squinch? must we squinch? must you squinch? must they squinch?	must I be squinching? must you be squinching? must he be squinching? must we be squinching? must you be squinching? must they be squinching?
Perfect	V-ing perfect
must I have squinched? must you have squinched? must he have squinched? must we have squinched? must you have squinched? must they have squinched?	must I have been squinching? must you have been squinching? must he have been squinching? must we have been squinching? must you have been squinching? must they have been squinching?

Interro-negative form

Simple form	V-ing form
mustn't I squinch? mustn't you squinch? mustn't he squinch? mustn't we squinch? mustn't you squinch? mustn't they squinch?	mustn't I be squinching? mustn't you be squinching? mustn't he be squinching? mustn't we be squinching? mustn't you be squinching? mustn't they be squinching?
Perfect	V-ing perfect
mustn't I have squinched? mustn't you have squinched? mustn't he have squinched? mustn't we have squinched? mustn't you have squinched? mustn't they have squinched?	mustn't I have been squinching? mustn't you have been squinching? mustn't he have been squinching? mustn't we have been squinching? mustn't you have been squinching? mustn't they have been squinching?