tenebrose
adjUK /ˈtɛnɪbɹəʊs/ · US /ˈtɛnəbɹoʊs/
Etymology From Middle English tenebrose, from Old French tenebros, from Latin tenebrōsus (“dark, gloomy”).
1
Uncommon Dark, tenebrous.
2
Figuratively, Uncommon Obscure; obtuse; incomprehensible.
3
Figuratively, Uncommon Morally, culturally or mentally benighted; backward; uncivilized.
4
Figuratively, Uncommon Gloomy.