English verb conjugation
MUST SYNCRETIZE

Regular verb: syncretize - syncretized - syncretized

Affirmation

Simple form	V-ing form
I must syncretize you must syncretize he must syncretize we must syncretize you must syncretize they must syncretize	I must be syncretizing you must be syncretizing he must be syncretizing we must be syncretizing you must be syncretizing they must be syncretizing
Perfect	V-ing perfect
I must have syncretized you must have syncretized he must have syncretized we must have syncretized you must have syncretized they must have syncretized	I must have been syncretizing you must have been syncretizing he must have been syncretizing we must have been syncretizing you must have been syncretizing they must have been syncretizing

Negation

Simple form	V-ing form
I mustn't syncretize you mustn't syncretize he mustn't syncretize we mustn't syncretize you mustn't syncretize they mustn't syncretize	I mustn't be syncretizing you mustn't be syncretizing he mustn't be syncretizing we mustn't be syncretizing you mustn't be syncretizing they mustn't be syncretizing
Perfect	V-ing perfect
I mustn't have syncretized you mustn't have syncretized he mustn't have syncretized we mustn't have syncretized you mustn't have syncretized they mustn't have syncretized	I mustn't have been syncretizing you mustn't have been syncretizing he mustn't have been syncretizing we mustn't have been syncretizing you mustn't have been syncretizing they mustn't have been syncretizing

Interrogative form

Simple form	V-ing form
must I syncretize? must you syncretize? must he syncretize? must we syncretize? must you syncretize? must they syncretize?	must I be syncretizing? must you be syncretizing? must he be syncretizing? must we be syncretizing? must you be syncretizing? must they be syncretizing?
Perfect	V-ing perfect
must I have syncretized? must you have syncretized? must he have syncretized? must we have syncretized? must you have syncretized? must they have syncretized?	must I have been syncretizing? must you have been syncretizing? must he have been syncretizing? must we have been syncretizing? must you have been syncretizing? must they have been syncretizing?

Interro-negative form

Simple form	V-ing form
mustn't I syncretize? mustn't you syncretize? mustn't he syncretize? mustn't we syncretize? mustn't you syncretize? mustn't they syncretize?	mustn't I be syncretizing? mustn't you be syncretizing? mustn't he be syncretizing? mustn't we be syncretizing? mustn't you be syncretizing? mustn't they be syncretizing?
Perfect	V-ing perfect
mustn't I have syncretized? mustn't you have syncretized? mustn't he have syncretized? mustn't we have syncretized? mustn't you have syncretized? mustn't they have syncretized?	mustn't I have been syncretizing? mustn't you have been syncretizing? mustn't he have been syncretizing? mustn't we have been syncretizing? mustn't you have been syncretizing? mustn't they have been syncretizing?