rigidly Synonyms

unwaveringly mechanistically bureaucratically adamantly unchangeably tightly sturdily studiedly strictly motionlessly obdurately stubbornly uncompromisingly unassailably tenaciously tautly stringently stiltedly rigorously enduringly stiffly stiff sternly implacably immovably fixedly durably dogmatically clammily chidingly bolt inclemently inexorably inflexibly statically starchly stably soundly solidly securely prescriptively invectively austerely