MIGHT
we might lose the tree house
MAY
possibility and permission
To express (future) possibility, To give and ask for permission, and To express wishes
the kingdom might be attacked by the ice king
possibility or probability
Uses of the Might
To express possibility, for education, in reproaches and with concessive prayers
uses of the May
May all your wishes come true.
Podría Nevar
to suggest a situation or possible explanation