Mortar Used for Grinding Writing Pigments
This page is the CodyCross answer for the clue below from Comics, Group 1076, Puzzle 5 (Helpful Sidekicks).
Question is: Mortar Used for Grinding Writing Pigments
and the answer is: INKSTONE
Word Meaning:
INKSTONE — A stone mortar used for grinding and holding ink in the East Asian art and calligraphy tradition.
Definitions from Wiktionary.