Synonyms of unshakeable in English:

unshakeable


See definition of unshakeable

adjective

1‘they both have an unshakeable confidence in the rightness of their own opinions’

SYNONYMS

steadfast, resolute, staunch, firm, constant, decided, determined, fixed, ingrained, unswerving, unwavering, unvacillating, unfaltering, unflinching

unyielding, inflexible, dogged, obstinate, persistent, unassailable, immovable, irremovable, indelible, iron, adamant, deep-dyed, indefatigable, tireless, unflagging, unremitting, unrelenting, relentless

ANTONYMS

weak, half-hearted