Darning __, Fungus Used for Stretching Socks Over?
Puzzle 8 of Dressmaking Easy Pack
Question is: Darning __, Fungus Used for Stretching Socks Over?
and the answer is: MUSHROOM
Word Meaning:
MUSHROOM — Any of the fleshy fruiting bodies of fungi typically produced above ground on soil or on their food sources (such as decaying wood).
Definitions from Wiktionary.