Thesaurus.com
Dictionary.com
Showing results for undeterred. Search instead for undeterm.
Definitions

undeterred

ADJECTIVE
undaunted
Synonyms
STRONGEST
fearless indomitable steadfast
WEAK
audacious coming on strong courageous dauntless fire-eating gallant icy intrepid not discouraged not put off resolute spunky unafraid unalarmed unapprehensive undiscouraged undismayed unfaltering unflinching unshrinking valiant valorous
Antonyms
WEAK
cowardly shrinking
ADJECTIVE
untiring
Synonyms
WEAK
constant continued continuing dedicated devoted dogged eager beaver fireball firm go-go grind hyper incessant indefatigable indomitable inexhaustible jumping patient perky persistent pertinacious plodding plugging resolute staunch steady strong tenacious tireless unceasing unfailing unfaltering unflagging unflinching unremitting unstinted unswerving unwavering unwearied
Antonyms
WEAK
failing irresolute tiring unpersevering

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 Bulls were undeterred, however, and were rewarded when Wynne touched down in the corner following a flowing set of lateral passes prior to him being sent through.

From BBC • Apr. 3, 2026

Making their early brews from cobbled together kit in Martin's mum's garage, and then in a small industrial unit in Fraserburgh, they were undeterred by the early rejections they faced.

From BBC • Mar. 6, 2026

For a few years, car shoppers were undeterred.

From The Wall Street Journal • Dec. 23, 2025

She added that her checks indicated that while passengers were undeterred in the early days of the shutdown, travel demand started to be hit in November.

From Barron's • Nov. 27, 2025

The crowd murmured again, but the Uncle looked undeterred.

From "Witchlings" by Claribel A. Ortega

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