besmear

To smear over, to smear all over, to daub.

I long to ſee thee backe returne from thence, That I may view theſe milk-white ſteeds of mine. All loden with the heads of killed men, And from their knees, euen to their hoofes below, Beſmer’d with blood, that makes a dainty ſhow.

[…] carters and coachmen, who make in imitation thereof a composition of grease and tar, with which they besmear the inside of the naves of wheels and the extremitys of the axis upon which they move.

To damage the reputation of, to tarnish, to sully.

Novv, Sir, vvhen my Time comes, leſt they ſhou'd think it vvorth vvhile to handle my Memory vvith the ſame Freedom, I am vvilling to prevent its being ſo odly beſmear'd (or at beſt but flatly vvhite-vvash'd) by taking upon me to give the Publick This, as true a Picture of myſelf as natural Vanity vvill permit me to dravv; […]

His public record is already besmeared with tawdry divorces, […]