mightna |
mightnae |
As contractions the difference between mightna and mightnae
is that
mightna is (colloquial) might not while
mightnae is (scotland) might not.
mighta |
mightna |
In colloquial terms the difference between mighta and mightna
is that
mighta is eye dialect of might've1, might have while
mightna is might not.
As a verb mighta
is eye dialect of might've1, might have.
As a contraction mightna is
might not.