Synonyms of crumbing

1 Syllable
spot, stain, foul, muss, mess, crumb, spoil, smear, taint, tar, muck
2 Syllables
smudge, befoul, besmirch, shame, tarnish, grime, dirty, spatter, muddy, sully
3 Syllables
begrime, bedraggle, disgrace, pollute, debase, degrade, discolor, defile
4 Syllables
maculate
5 Syllables
contaminate