Answer: blotting

AnswerCrossword Clue
BLOTTINGFunction of some paper
blottingMark or stain (something)
blottingDry (a wet surface or substance) using an absorbent material
blottingspotting as with ink
blottingTransfer by means of a blot
blottingObscure a view
blottingCover writing or pictures with ink or paint so that they cannot be seen
blottingTarnish the good character or reputation of
blottingObliterate or disregard something painful in one's memory or existence