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Showing results for groundless.
Definitions

groundless

[ground-lis] / ˈgraʊnd lɪs /
ADJECTIVE
without reason, justification
Synonyms
STRONGEST
baseless false flimsy gratuitous illogical illusory unfounded unjustified unsupported unwarranted
WEAK
bottomless causeless chimerical empty foundationless idle imaginary unauthorized uncalled-for unprovoked
Antonyms
STRONGEST
correct genuine justified real reasonable right substantiated warranted
WEAK
called-for grounded proven

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“The impact on the bookings has been quite hard,” said Patel, who called the lawsuit groundless.

From The Wall Street Journal • Nov. 20, 2025

Marinakis, who was represented by his lawyer Vassilis Dimakopoulos in court, and the other Olympiacos board members have dismissed misdemeanour charges as groundless.

From BBC • Nov. 5, 2025

Beijing at the time called the accusations "groundless".

From Barron's • Oct. 19, 2025

Lot of reasons for that, it’s not groundless optimism.

From Salon • Aug. 5, 2025

Since he was gainfully employed by SNCC, had no outstanding debts and had plenty of cash in his wallet when arrested, the charge was groundless and, after a trial, had to be dropped.

From "Because They Marched" by Russell Freedman

From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.