excessive, inordinate, undue, unreasonable -- (beyond normal limits; "excessive charges"; "a book of inordinate length"; "his dress stops just short of undue elegance"; "unreasonable demands")
excessive, extravagant, exuberant, overweening -- (unrestrained, especially with regard to feelings; "extravagant praise"; "exuberant compliments"; "overweening ambition"; "overweening greed")