A Difficult Challenge (maybe Vertically So)
This page is the CodyCross answer for the clue below from Popcorn Time, Group 400, Puzzle 4 (Green Screen).
Question is: A Difficult Challenge (maybe Vertically So)
and the answer is: TALLORDER
Word Meaning:
TALL ORDER — (originally US, idiomatic) A big job; a difficult challenge.
Definitions from Wiktionary.