indomitable
in-DOM-ih-tuh-buladjMeaning impossible to defeat, tame or discourage
Memory hook you can’t DOMinate her: in-DOM-itable. Big Sven pulls with all his might, but he can’t dominate little Zoe in tug-of-war; she won’t budge an inch. She is indomitable.
The indomitable little team kept playing hard even when it was losing by twenty points.
In context Storms knocked down her fence three summers in a row, but Granny Mae’s spirit was indomitable; each time, she simply built it again, a little stronger.
Similar unconquerable, unbeatable, invincible, unyielding
Opposite weak, feeble, submissive
From Late Latin indomitabilis, “not able to be tamed”: in- (not) + domitare (to tame).