noun

a dark mark or stain made by ink, paint, dirt, etc.

a blot of ink

spot,dot,mark,speck,fleck,blotch,smudge,patch,dab,smut,splash,smear,streak,splotch,splodge

verb

dry (a wet surface or substance) using an absorbent material.

Henry blotted the page

soak up,absorb,take up,suck up,draw up,sponge up,mop up,sop up,dry up,dry out,dab,pat,press