befoul

1. (specifically) To defecate on, to soil with excrement.Examples: "For its an ill Bird will befoule her own Nest […]"; "“[…] But pray what smell is that? Sure your lapdog has befoul’d himself;—let me catch hold of the nasty cur, I’ll teach him better manners.”"specifically

2. (figuratively) To stain or mar (for example with infamy or disgrace).Examples: "For three days Pete bore himself according to his wont, thinking to silence the evil tongues of the little world about him, and keep sweet and alive the dear name which they were waiting to befoul and destroy."; "“[…] you combine a vulgar atheism and an iconoclastic desire to befoul the sacred ideas of the average man or woman, collectively scorned as the bourgeoisie——”"; "There she sits before you, gentlemen, betrayed by her husband, befouled by every idle tongue that wags […]"Synonyms: besmirch, sully, tarnishfiguratively