adj. 25B6; adjective
a steadfast friend : LOYAL, faithful, committed, devoted, dedicated, dependable, reliable, steady, true, constant, staunch, trusty.
a steadfast policy : FIRM, determined, resolute, relentless, implacable, single-minded; unchanging, unwavering, unhesitating, unfaltering, unswerving, unyielding, unflinching, uncompromising.
disloyal, irresolute.