English verb conjugation
MUST SOUGH SOUGH

Regular verb: sough sough - sough soughed - sough soughed

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form	V-ing form
I must sough sough you must sough sough she must sough sough we must sough sough you must sough sough they must sough sough	I must be sough soughing you must be sough soughing she must be sough soughing we must be sough soughing you must be sough soughing they must be sough soughing
Perfect	V-ing perfect
I must have sough soughed you must have sough soughed she must have sough soughed we must have sough soughed you must have sough soughed they must have sough soughed	I must have been sough soughing you must have been sough soughing she must have been sough soughing we must have been sough soughing you must have been sough soughing they must have been sough soughing

Negation

Simple form	V-ing form
I must not sough sough you must not sough sough she must not sough sough we must not sough sough you must not sough sough they must not sough sough	I must not be sough soughing you must not be sough soughing she must not be sough soughing we must not be sough soughing you must not be sough soughing they must not be sough soughing
Perfect	V-ing perfect
I must not have sough soughed you must not have sough soughed she must not have sough soughed we must not have sough soughed you must not have sough soughed they must not have sough soughed	I must not have been sough soughing you must not have been sough soughing she must not have been sough soughing we must not have been sough soughing you must not have been sough soughing they must not have been sough soughing

Interrogative form

Simple form	V-ing form
must I sough sough? must you sough sough? must she sough sough? must we sough sough? must you sough sough? must they sough sough?	must I be sough soughing? must you be sough soughing? must she be sough soughing? must we be sough soughing? must you be sough soughing? must they be sough soughing?
Perfect	V-ing perfect
must I have sough soughed? must you have sough soughed? must she have sough soughed? must we have sough soughed? must you have sough soughed? must they have sough soughed?	must I have been sough soughing? must you have been sough soughing? must she have been sough soughing? must we have been sough soughing? must you have been sough soughing? must they have been sough soughing?

Interro-negative form

Simple form	V-ing form
must I not sough sough? must you not sough sough? must she not sough sough? must we not sough sough? must you not sough sough? must they not sough sough?	must I not be sough soughing? must you not be sough soughing? must she not be sough soughing? must we not be sough soughing? must you not be sough soughing? must they not be sough soughing?
Perfect	V-ing perfect
must I not have sough soughed? must you not have sough soughed? must she not have sough soughed? must we not have sough soughed? must you not have sough soughed? must they not have sough soughed?	must I not have been sough soughing? must you not have been sough soughing? must she not have been sough soughing? must we not have been sough soughing? must you not have been sough soughing? must they not have been sough soughing?