inflexibly Synonyms

unwaveringly intractably indomitably unalterably contumaciously bullheadedly stubbornly obstinately obdurately intransigently opinionatedly pertinaciously uncompromisingly unbendingly tenaciously tautly rigorously recalcitrantly pigheadedly unyieldingly cussedly mulishly persistently impenitently immovably hardly fixedly firmly dogmatically doggedly prescriptively resolutely resolvedly bureaucratically adamantly unchangeably toughly strictly stiffly staunchly rigidly determinedly