Xenophobia is a stress disease in which encountering immigrants or foreigners causes excessive resistance of fear.
Yep, your guess is right! Tenebrism, is the correct answer!
"Tenebrism deals with the extreme contrast of light and dark, along
with chiaroscuro, the two effects were what Caravaggio used to make his
paintings seem so dramatic."
Or maybe I'm wrong xD. Hopefully I helped!