impugnation

CIDE DICTIONARY

impugnation, n. [L. impugnatio: cf. OF. impugnation.].

 Act of impugning; opposition; attack.  [1913 Webster]
"A perpetual impugnation and self-conflict."  [1913 Webster]

ROGET THESAURUS

impugnation

Opposition

N opposition, antagonism, oppugnancy, oppugnation, impugnation, contrariety, contravention, counteraction, counterplot, cross fire, undercurrent, head wind, clashing, collision, conflict, competition, two of a trade, rivalry, emulation, race, absence of aid, resistance, restraint, hindrance, opposing, opposed, adverse, antagonistic, contrary, at variance, at issue, at war with, unfavorable, unfriendly, hostile, inimical, cross, unpropitious, in hostile array, front to front, with crossed bayonets, at daggers drawn, up in arms, resistant, competitive, emulous, against, versus, counter to, in conflict with, at cross purposes, against the grain, against the current, against the stream, against the wind, against the tide, with a headwind, with the wind ahead, with the wind in one's teeth, in spite, in despite, in defiance, in the way, in the teeth of, in the face of, across, athwart, overthwart, where the shoe pinches, in spite of one's teeth, though, even, quand meme, per contra, nitor in adversum.