Main entry: undue
Definition: not yet payable
Usage: an undue loan
Antonyms: due
Definition: owed and payable immediately or on demand
Main entry: undue
Definition: not appropriate or proper (or even legal) in the circumstances
Usage: undue influence; I didn't want to show undue excitement; accused of using undue force
Antonyms: due
Definition: suitable to or expected in the circumstances
Main entry: excessive, inordinate, undue, unreasonable
Definition: beyond normal limits
Usage: excessive charges; a book of inordinate length; his dress stops just short of undue elegance; unreasonable demands
Antonyms: moderate
Definition: being within reasonable or average limits; not excessive or extreme
Main entry: unwarranted, undue, unjustified
Definition: lacking justification or authorization
Usage: desire for undue private profit; unwarranted limitations of personal freedom
Antonyms: sensible, reasonable
Definition: showing reason or sound judgment