blotting-paper

Blotting paper, sometimes called bibulous paper, is a highly absorbent type of paper or other material. It is used to absorb an excess of liquid substances (such as ink or oil) from the surface of writing paper or objects.

I want to buy some sort of paper which absorbs excess liquid from a object or writing paper
You should use blotting-paper

Blot

verb. - to murder somebody

- You want someone blotted, eh?
- Well, if "blotting" means what I think it means...
- Murder

Pennyworth, 2019, ss.1, ep.5