English verb conjugation
MUST OVERJOY

Regular verb: overjoy - overjoyed - overjoyed

Affirmation

Simple form	V-ing form
I must overjoy you must overjoy she must overjoy we must overjoy you must overjoy they must overjoy	I must be overjoying you must be overjoying she must be overjoying we must be overjoying you must be overjoying they must be overjoying
Perfect	V-ing perfect
I must have overjoyed you must have overjoyed she must have overjoyed we must have overjoyed you must have overjoyed they must have overjoyed	I must have been overjoying you must have been overjoying she must have been overjoying we must have been overjoying you must have been overjoying they must have been overjoying

Negation

Simple form	V-ing form
I mustn't overjoy you mustn't overjoy she mustn't overjoy we mustn't overjoy you mustn't overjoy they mustn't overjoy	I mustn't be overjoying you mustn't be overjoying she mustn't be overjoying we mustn't be overjoying you mustn't be overjoying they mustn't be overjoying
Perfect	V-ing perfect
I mustn't have overjoyed you mustn't have overjoyed she mustn't have overjoyed we mustn't have overjoyed you mustn't have overjoyed they mustn't have overjoyed	I mustn't have been overjoying you mustn't have been overjoying she mustn't have been overjoying we mustn't have been overjoying you mustn't have been overjoying they mustn't have been overjoying

Interrogative form

Simple form	V-ing form
must I overjoy? must you overjoy? must she overjoy? must we overjoy? must you overjoy? must they overjoy?	must I be overjoying? must you be overjoying? must she be overjoying? must we be overjoying? must you be overjoying? must they be overjoying?
Perfect	V-ing perfect
must I have overjoyed? must you have overjoyed? must she have overjoyed? must we have overjoyed? must you have overjoyed? must they have overjoyed?	must I have been overjoying? must you have been overjoying? must she have been overjoying? must we have been overjoying? must you have been overjoying? must they have been overjoying?

Interro-negative form

Simple form	V-ing form
mustn't I overjoy? mustn't you overjoy? mustn't she overjoy? mustn't we overjoy? mustn't you overjoy? mustn't they overjoy?	mustn't I be overjoying? mustn't you be overjoying? mustn't she be overjoying? mustn't we be overjoying? mustn't you be overjoying? mustn't they be overjoying?
Perfect	V-ing perfect
mustn't I have overjoyed? mustn't you have overjoyed? mustn't she have overjoyed? mustn't we have overjoyed? mustn't you have overjoyed? mustn't they have overjoyed?	mustn't I have been overjoying? mustn't you have been overjoying? mustn't she have been overjoying? mustn't we have been overjoying? mustn't you have been overjoying? mustn't they have been overjoying?