The crossword solutions for the term MICH. NEIGHBOR are WIS (3 letters), WISC (4 letters), IND (3 letters), ONT (3 letters), and SWEAR (5 letters). Wisconsin (WIS) is the US state that borders Michigan to the west, while Ontario (ONT) is the Canadian province that borders Michigan to the north. Indiana (IND) is the US state that borders Michigan to the south, and Wisconsin (WISC) is the US state that borders Michigan to the east. Finally, SWEAR is an acronym for the five Great Lakes that border Michigan: Superior, Erie, Huron, Ontario, and Michigan.