Focusing Eyes Produces This Effect
This page is the CodyCross answer for the clue below from House of Horrors, Group 1104, Puzzle 4 (Unwanted Visitors).
Question is: Focusing Eyes Produces This Effect
and the answer is: SQUINT
Word Meaning:
SQUINT — (intransitive) To look with the eyes partly closed, as in bright sunlight, or as a threatening expression.
Definitions from Wiktionary.