Sneakily Creeping by in the Darkness
This page is the CodyCross answer for the clue below from The Netherlands, Group 2115, Puzzle 4 (Almere and Nijmegen).
Question is: Sneakily Creeping by in the Darkness
and the answer is: SKULKING
Word Meaning:
SKULKING — present participle and gerund of skulk
Definitions from Wiktionary.