Blotter (noun)

1. A piece of blotting paper or a pad used to absorb excess ink or other liquid.
2. A piece of absorbent material used to remove ink, liquid or other substances.

Origin:

The word blotter is derived from the verb "to blot" meaning to absorb or remove a liquid or stain by using a blotting paper. it was first recorded in english in the late 17th century.

Examples:

1. He used a blotter to remove the excess ink from his pen.
2. She kept a blotter on her desk to absorb any spills.
3. The blotter was used to remove the ink from the calligraphy.
4. The blotter was used to remove the oil from the painting.
5. The blotter was used to remove the coffee stain from the shirt.