undue -- (not appropriate or proper (or even legal) in the circumstances; "undue influence"; "I didn't want to show undue excitement"; "accused of using undue force")
undue, unjustified, unwarranted -- (lacking justification or authorization; "desire for undue private profit"; "unwarranted limitations of personal freedom")
excessive, inordinate, undue, unreasonable -- (beyond normal limits; "excessive charges"; "a book of inordinate length"; "his dress stops just short of undue elegance"; "unreasonable demands")