Reverse of Fabric, Where Chalk Marks Are Made
Puzzle 11 of Dressmaking Easy Pack
Question is: Reverse of Fabric, Where Chalk Marks Are Made
and the answer is: WRONGSIDE
Word Meaning:
WRONG SIDE — (textiles, sewing) The side of a fabric, often with a less visible color or pattern, that is not intended to be seen on a finished project.
Definitions from Wiktionary.