unflinchingly

boldly fearlessly gallantly gamely heroically valiantly

audaciously chivalrously daringly dauntlessly gutsily valorously

fearfully timidly

rigidly securely solidly soundly strongly thoroughly tightly

hard

durably enduringly fast fixedly inflexibly like a rock motionlessly solid stably steadily stiffly substantially tight unshakeably

changeably flexibly indefinitely movably waveringly weakly

mulishly obdurately

bullheadedly contumaciously determinedly doggedly firmly fixedly headstrongly indomitably inflexibly intractably opinionatedly persistently pertinaciously pigheadedly recalcitrantly resistantly resolutely resolvedly staunchly steadfastly stolidly tenaciously unamenably unimpressibly unreasonably unreasoningly unrelentingly unwaveringly unyieldingly willfully

docilely graciously obediently