"blot" in the noun sense
1. smudge, spot, blot, daub, smear, smirch, slur
a blemish made by dirt
"he had a smudge on his cheek"
2. blot, smear, smirch, spot, stain
an act that brings discredit to the person who does it
"he made a huge blot on his copybook"
"blot" in the verb sense
dry (ink) with blotting paper
2. spot, fleck, blob, blot
make a spot or mark onto
"The wine spotted the tablecloth"
Source: WordNet® (An amazing lexical database of English)
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