Warning, this verb may not exist. Conjugation is given as example.
Affirmation
Simple form
I must answer answer you must answer answer she must answer answer we must answer answer you must answer answer they must answer answer
V-ing form
I must be answer answering you must be answer answering she must be answer answering we must be answer answering you must be answer answering they must be answer answering
Perfect
I must have answer answered you must have answer answered she must have answer answered we must have answer answered you must have answer answered they must have answer answered
V-ing perfect
I must have been answer answering you must have been answer answering she must have been answer answering we must have been answer answering you must have been answer answering they must have been answer answering
Negation
Simple form
I mustn't answer answer you mustn't answer answer she mustn't answer answer we mustn't answer answer you mustn't answer answer they mustn't answer answer
V-ing form
I mustn't be answer answering you mustn't be answer answering she mustn't be answer answering we mustn't be answer answering you mustn't be answer answering they mustn't be answer answering
Perfect
I mustn't have answer answered you mustn't have answer answered she mustn't have answer answered we mustn't have answer answered you mustn't have answer answered they mustn't have answer answered
V-ing perfect
I mustn't have been answer answering you mustn't have been answer answering she mustn't have been answer answering we mustn't have been answer answering you mustn't have been answer answering they mustn't have been answer answering
Interrogative form
Simple form
must I answer answer? must you answer answer? must she answer answer? must we answer answer? must you answer answer? must they answer answer?
V-ing form
must I be answer answering? must you be answer answering? must she be answer answering? must we be answer answering? must you be answer answering? must they be answer answering?
Perfect
must I have answer answered? must you have answer answered? must she have answer answered? must we have answer answered? must you have answer answered? must they have answer answered?
V-ing perfect
must I have been answer answering? must you have been answer answering? must she have been answer answering? must we have been answer answering? must you have been answer answering? must they have been answer answering?
Interro-negative form
Simple form
mustn't I answer answer? mustn't you answer answer? mustn't she answer answer? mustn't we answer answer? mustn't you answer answer? mustn't they answer answer?
V-ing form
mustn't I be answer answering? mustn't you be answer answering? mustn't she be answer answering? mustn't we be answer answering? mustn't you be answer answering? mustn't they be answer answering?
Perfect
mustn't I have answer answered? mustn't you have answer answered? mustn't she have answer answered? mustn't we have answer answered? mustn't you have answer answered? mustn't they have answer answered?
V-ing perfect
mustn't I have been answer answering? mustn't you have been answer answering? mustn't she have been answer answering? mustn't we have been answer answering? mustn't you have been answer answering? mustn't they have been answer answering?