Synonyms of undue

undue

adjective

ˌən-ˈdü 

as in excessive

going beyond a normal or acceptable limit in degree or amount

try to avoid undue delay responding to e-mails

Synonyms & Similar Words

• excessive
• extreme
• steep
• insane
• extravagant
• inordinate
• infinite
• endless
• lavish
• exorbitant
• intolerable
• immoderate
• unconscionable
• over-the-top
• unbearable
• overweening
• inappropriate
• fancy
• baroque
• plethoric
• unmerciful
• overdue
• overmuch
• devilish
• stiff
• improper
• unwarranted
• towering
• a bit much
• overextravagant
• immeasurable
• boundless
• unjustifiable
• limitless
• unseemly
• unrestrained
• thick

Antonyms & Near Antonyms

• reasonable
• moderate
• insufficient
• modest
• inadequate
• minimum
• minimal
• deficient
• middling
• temperate

Example Sentences

Recent Examples of undue

The court returned the case to the district court to consider the clinic’s remaining arguments that the subpoena is overly broad and would impose an undue burden on the small provider. — Kaelan Deese, The Washington Examiner, 14 Aug. 2026

Elections were still routinely held, largely free from undue burdens or autocratic manipulation. — Literary Hub, 14 Aug. 2026

Holscher adamantly denied that accusation and accused the governor’s office of attempting to exercise undue influence over the primary process. — Matthew Kelly, Kansas City Star, 5 Aug. 2026

City officials and neighbors assert that the constant stream of vehicles at the charging stations create light and sound pollution and cause undue traffic congestion on the streets and nearby alleys, creating a collective bother and disruption. — Cyrus Farivar, ArsTechnica, 1 Aug. 2026