smirch

Example:The wine stain smirched his favorite dress.

Definition:to mark or dirty with a tinge or spot of a different color; to soil; to tarnish.

Example:His reputation was blemished by the scandal.

Definition:to disfigure or damage the beauty, perfection, or appearance of; to soil or tarnish.

Example:The gossip blog spoiled his public image.

Definition:to injure or deteriorate; to impair the quality or worth; to mar; to corrupt.