偉 （イ） greatness

偉業 （イギョウ） great achievement, great feat, great work, great undertaking

魁偉 （カイイ） brawny, muscular, impressive, gigantic

容貌魁偉 （ヨウボウカイイ） (a man) having a commanding face and a powerful physique

偉い （えらい） great, excellent, admirable, remarkable, distinguished, important, celebrated, famous, eminent, very troublesome, awful, terrible, tiring, tough, very, extremely

偉いこっちゃ （えらいこっちゃ） what are we going to do?, uh-oh, oh crap, what a mess, oh brother