English verb conjugation
MUST DISHEARTEN

Regular verb: dishearten - disheartened - disheartened

Affirmation

Simple form	V-ing form
I must dishearten you must dishearten she must dishearten we must dishearten you must dishearten they must dishearten	I must be disheartening you must be disheartening she must be disheartening we must be disheartening you must be disheartening they must be disheartening
Perfect	V-ing perfect
I must have disheartened you must have disheartened she must have disheartened we must have disheartened you must have disheartened they must have disheartened	I must have been disheartening you must have been disheartening she must have been disheartening we must have been disheartening you must have been disheartening they must have been disheartening

Negation

Simple form	V-ing form
I mustn't dishearten you mustn't dishearten she mustn't dishearten we mustn't dishearten you mustn't dishearten they mustn't dishearten	I mustn't be disheartening you mustn't be disheartening she mustn't be disheartening we mustn't be disheartening you mustn't be disheartening they mustn't be disheartening
Perfect	V-ing perfect
I mustn't have disheartened you mustn't have disheartened she mustn't have disheartened we mustn't have disheartened you mustn't have disheartened they mustn't have disheartened	I mustn't have been disheartening you mustn't have been disheartening she mustn't have been disheartening we mustn't have been disheartening you mustn't have been disheartening they mustn't have been disheartening

Interrogative form

Simple form	V-ing form
must I dishearten? must you dishearten? must she dishearten? must we dishearten? must you dishearten? must they dishearten?	must I be disheartening? must you be disheartening? must she be disheartening? must we be disheartening? must you be disheartening? must they be disheartening?
Perfect	V-ing perfect
must I have disheartened? must you have disheartened? must she have disheartened? must we have disheartened? must you have disheartened? must they have disheartened?	must I have been disheartening? must you have been disheartening? must she have been disheartening? must we have been disheartening? must you have been disheartening? must they have been disheartening?

Interro-negative form

Simple form	V-ing form
mustn't I dishearten? mustn't you dishearten? mustn't she dishearten? mustn't we dishearten? mustn't you dishearten? mustn't they dishearten?	mustn't I be disheartening? mustn't you be disheartening? mustn't she be disheartening? mustn't we be disheartening? mustn't you be disheartening? mustn't they be disheartening?
Perfect	V-ing perfect
mustn't I have disheartened? mustn't you have disheartened? mustn't she have disheartened? mustn't we have disheartened? mustn't you have disheartened? mustn't they have disheartened?	mustn't I have been disheartening? mustn't you have been disheartening? mustn't she have been disheartening? mustn't we have been disheartening? mustn't you have been disheartening? mustn't they have been disheartening?