Word Study
obduration
CIDE DICTIONARY
obduration, n. [L. obduratio.].
A hardening of the heart; hardness of heart. [1913 Webster]
ROGET THESAURUS
obduration
Obstinacy
N obstinacy, obstinateness, obstinacy, tenacity, cussedness, perseverance, immovability, old school, inflexibility, obduracy, obduration, dogged resolution, resolution, ruling passion, blind side, self-will, contumacy, perversity, pervicacy, pervicacity, indocility, bigotry, intolerance, dogmatism, opiniatry, opiniativeness, fixed idea, fanaticism, zealotry, infatuation, monomania, opinionatedness opinionativeness, mule, opinionist, opinionatist, opiniator, opinator, stickler, dogmatist, bigot, zealot, enthusiast, fanatic, obstinate, tenacious, stubborn, obdurate, casehardened, inflexible, balky, immovable, unshakable, not to be moved, inert, unchangeable, inexorable, mulish, obstinate as a mule, pig-headed, dogged, sullen, sulky, unmoved, uninfluenced unaffected, willful, self-willed, perverse, resty, restive, restiff, pervicacious, wayward, refractory, unruly, heady, headstrong, entete, contumacious, crossgrained, arbitrary, dogmatic, positive, bigoted, prejudiced, creed- bound, prepossessed, infatuated, stiff-backed, stiff necked, stiff hearted, hard-mouthed, hidebound, unyielding, impervious, impracticable, inpersuasible, unpersuadable, intractable, untractable, incorrigible, deaf to advice, impervious to reason, crotchety, obstinately, non possumus, no surrender, ils n'ont rien appris ne rien oublie.For further exploring for "obduration" in Webster Dictionary Online