Definition of peccant in US English:

peccant

adjective

archaic
  • 1Having committed a fault or sin; offending.

    culpable, to blame, blameworthy, blameable, at fault, in the wrong, responsible, answerable, accountable, liable
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  • 2Diseased or causing disease.

    unhealthy, ill, sick, unwell, ailing, infirm, sickly, unsound, unwholesome, infected, septic, contaminated, blighted, rotten, bad, abnormal
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Origin

Late 16th century (in peccant (sense 2)): from Latin peccant- ‘sinning’, from the verb peccare.

Pronunciation

peccant

/ˈpekənt//ˈpɛkənt/