English verb conjugation
MUST ENFEEBLE

Regular verb: enfeeble - enfeebled - enfeebled

Affirmation

Simple form	V-ing form
I must enfeeble you must enfeeble he must enfeeble we must enfeeble you must enfeeble they must enfeeble	I must be enfeebling you must be enfeebling he must be enfeebling we must be enfeebling you must be enfeebling they must be enfeebling
Perfect	V-ing perfect
I must have enfeebled you must have enfeebled he must have enfeebled we must have enfeebled you must have enfeebled they must have enfeebled	I must have been enfeebling you must have been enfeebling he must have been enfeebling we must have been enfeebling you must have been enfeebling they must have been enfeebling

Negation

Simple form	V-ing form
I mustn't enfeeble you mustn't enfeeble he mustn't enfeeble we mustn't enfeeble you mustn't enfeeble they mustn't enfeeble	I mustn't be enfeebling you mustn't be enfeebling he mustn't be enfeebling we mustn't be enfeebling you mustn't be enfeebling they mustn't be enfeebling
Perfect	V-ing perfect
I mustn't have enfeebled you mustn't have enfeebled he mustn't have enfeebled we mustn't have enfeebled you mustn't have enfeebled they mustn't have enfeebled	I mustn't have been enfeebling you mustn't have been enfeebling he mustn't have been enfeebling we mustn't have been enfeebling you mustn't have been enfeebling they mustn't have been enfeebling

Interrogative form

Simple form	V-ing form
must I enfeeble? must you enfeeble? must he enfeeble? must we enfeeble? must you enfeeble? must they enfeeble?	must I be enfeebling? must you be enfeebling? must he be enfeebling? must we be enfeebling? must you be enfeebling? must they be enfeebling?
Perfect	V-ing perfect
must I have enfeebled? must you have enfeebled? must he have enfeebled? must we have enfeebled? must you have enfeebled? must they have enfeebled?	must I have been enfeebling? must you have been enfeebling? must he have been enfeebling? must we have been enfeebling? must you have been enfeebling? must they have been enfeebling?

Interro-negative form

Simple form	V-ing form
mustn't I enfeeble? mustn't you enfeeble? mustn't he enfeeble? mustn't we enfeeble? mustn't you enfeeble? mustn't they enfeeble?	mustn't I be enfeebling? mustn't you be enfeebling? mustn't he be enfeebling? mustn't we be enfeebling? mustn't you be enfeebling? mustn't they be enfeebling?
Perfect	V-ing perfect
mustn't I have enfeebled? mustn't you have enfeebled? mustn't he have enfeebled? mustn't we have enfeebled? mustn't you have enfeebled? mustn't they have enfeebled?	mustn't I have been enfeebling? mustn't you have been enfeebling? mustn't he have been enfeebling? mustn't we have been enfeebling? mustn't you have been enfeebling? mustn't they have been enfeebling?