Synonyms of the word

undue

• adj. Excessive; going beyond that what is natural or sufficient.
• adj. That which ought not to be done; illegal; unjustified.
• adj. (of a payment etc) Not owing or payable.

excessive

• adj. Exceeding the usual bounds of something; extravagant; immoderate.

immoderate

• adj. Not moderate; excessive.

inordinate

• adj. Excessive; unreasonable or inappropriate in magnitude; extreme.

unjustified

• adj. not justified.

unreasonable

• adj. Not reasonable.

unwarranted

• adj. Not warranted; being without warrant, authority, or guaranty; unwarrantable.
• adj. Unjustified, inappropriate or undeserved.