Akademik

impugnation
I noun adverse comment, adverse criticism, animadversion, antagonism, attack, censure, challenge, condemnation, conflict, confrontation, contradiction, contrariety, contrariness, contravention, counteraction, counterwork, criticism, decrial, defiance, difference, disagreement, disapprobation, disapproval, discord, disfavor, disputation, dispute, dissent, faultfinding, gravamen, grievance, hostile attack, hostility, impugnment, lack of harmony, nonacceptance, nonagreement, noncompliance, nonconsent, noncooperation, obstruction, opposition, oppugnancy, protest, protestation, rejection, reprehension, reprobation, repudiation, resistance, rivalry, traversal, want of harmony II index bad repute, belligerency, contest (dispute), controversy (argument), disparagement, dispute, exception (objection), opposition

Burton's Legal Thesaurus. . 2006