SYN: Ignorance, inconversance, unfamiliarity, strangeness.

ANT: Experience, familiarity.

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KEY: Inexpert, [See EXPERT].

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KEY: Inexpiable.

SYN: Unatonable, unpardonable.

ANT: Expiable, redeemable, pardonable, atonable.

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KEY: Inexplicable.