Meaning of 本来面目 in Japanese

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Definition of 本来面目

ほんらい(honrai) 【本来】

(n-adv, n-t, adj-no) originally; primarily
ワインは本来害にならない。
Wine is not harmful in itself.
essentially; naturally; by nature; in (and of) itself
proper; legal

めんぼく(menboku) · めんもく(menmoku) · めいぼく(meiboku) 【面目】

(n) face; honour; honor; reputation; prestige; dignity; credit
ケンはその試験に合格して面目を保った。
Ken saved his face by passing the examination.
appearance; look