Curly, Looping, Swirly
This page is the CodyCross answer for the clue below from World of Books, Group 293, Puzzle 3 (Vatican Secret Archives).
Question is: Curly, Looping, Swirly
and the answer is: SQUIGGLY
Word Meaning:
SQUIGGLY — (informal) Not straight; wavy and irregular.
Definitions from Wiktionary.