1
congest
1
contaminating
1
convert
1
crucify
1
crumb(dirty, foul, degrade, debase, taint)
1
darken(dull, dirty, stain, blot, discolor)
1
debauch(spoil, foul, soil, pollute, defile)
1
defalcate
1
degrade(verb, dirty, corrupt, foul, debase)
1
devaluate
1
dirt(noun, uncleanness)
1
disadvantage
1
discolor(verb, dull, hit, catch, dirty)
1
disgrace(verb, dull, hurt, ruin, spoil)
1
dishonor(verb, abuse, insult, corrupt, foul)
1
disserve
1
distain
1
distress
1
divert
1
do a mischief(expression, idiom)
11 years ago|5.6k views|share |citing 
APASmart Define. (2015). befoul thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/befoul/thesaurus/synonyms
ChicagoSmart Define. 2015. "befoul thesaurus" https://smartdefine.org/befoul/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, befoul thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/befoul/thesaurus/synonyms>.
MLASmart Define. "befoul thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/befoul/thesaurus/synonyms>