might guess
Regular verb: guess - guessed- guessed

Affirmation 	
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I might guess
you might guess
she might guess
we might guess
you might guess
they might guess 	I might be guessing
you might be guessing
she might be guessing
we might be guessing
you might be guessing
they might be guessing	I might have guessed
you might have guessed
she might have guessed
we might have guessed
you might have guessed
they might have guessed	I might have been guessing
you might have been guessing
she might have been guessing
we might have been guessing
you might have been guessing
they might have been guessing	

Negation 	
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I mightn't guess
you mightn't guess
she mightn't guess
we mightn't guess
you mightn't guess
they mightn't guess 	I mightn't be guessing
you mightn't be guessing
she mightn't be guessing
we mightn't be guessing
you mightn't be guessing
they mightn't be guessing	I mightn't have guessed
you mightn't have guessed
she mightn't have guessed
we mightn't have guessed
you mightn't have guessed
they mightn't have guessed	I mightn't have been guessing
you mightn't have been guessing
she mightn't have been guessing
we mightn't have been guessing
you mightn't have been guessing
they mightn't have been guessing	

Interrogative form 	
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might I guess?
might you guess?
might she guess?
might we guess?
might you guess?
might they guess? 	might I be guessing?
might you be guessing?
might she be guessing?
might we be guessing?
might you be guessing?
might they be guessing? 	might I have guessed?
might you have guessed?
might she have guessed?
might we have guessed?
might you have guessed?
might they have guessed? 	might I have been guessing?
might you have been guessing?
might she have been guessing?
might we have been guessing?
might you have been guessing?
might they have been guessing? 	

Interro-negative form 	
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mightn't I guess?
mightn't you guess?
mightn't she guess?
mightn't we guess?
mightn't you guess?
mightn't they guess? 	mightn't I be guessing?
mightn't you be guessing?
mightn't she be guessing?
mightn't we be guessing?
mightn't you be guessing?
mightn't they be guessing? 	mightn't I have guessed?
mightn't you have guessed?
mightn't she have guessed?
mightn't we have guessed?
mightn't you have guessed?
mightn't they have guessed? 	mightn't I have been guessing?
mightn't you have been guessing?
mightn't she have been guessing?
mightn't we have been guessing?
mightn't you have been guessing?
mightn't they have been guessing?