: not afraid to continue doing something or trying to do something even though there are problems, dangers, etc.
The firefighters were undaunted by the dangerous conditions they faced.
Undaunted, they continued on their journey.
undaunted firefighters
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“Undaunted.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/undaunted. Accessed 20 Jun. 2026.
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