KEY: Encrust.

SYN: Coat, line, plaster, face.

ANT: Expose, abrade, scrape.

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KEY: Encrustation.

SYN: Plaster, coating, lining, integument.

ANT: Abrasion, exfoliation, peeling.

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KEY: Encumber.

SYN: Oppress, obstruct, clog, impede.