inexpiably

/ɪnˈɛkspiəbli/
adverb
  1. In a manner that is impossible to make amends for or atone for; unforgivably.
    • He had inexpiably broken the sacred trust of his office.
    • She felt she had acted inexpiably and could never make things right.
    • The crime was considered inexpiably cruel by the entire nation.
Antonyms
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