【Deface】 , 【disfigure】 mean to mar the appearance of a thing.

【Deface】 usually suggests a marring of the face or external appearance of something; it frequently implies the effacement, obliteration, or removal of some part or detailc.

• It's illegal to 【deface】 banknotes.
• He was fined for defacing library books.

【Disfigure】 , as applied to a surface, implies deeper or more permanent injury than 【deface】 ; as applied to figure or conformation, it frequently suggests such impairing of beauty or attractiveness as results from other than structural injury.

• Her face was disfigured by a long red scar.
• Many of the wounded had been badly disfigured.
• Wind turbines are large and noisy and they 【disfigure】 the landscape.