Tenebrous
ˈtɛnəbrəs
adjective
dark; shadowy or obscure
The word 'tenebrous' originates from the Latin word 'tenebrosus', meaning 'full of darkness'. It is often used to describe something that is dimly lit, mysterious, or dark and creates a sense of gloom or obscurity.
See how Stephen King uses "tenebrous", with its meaning, pronunciation and real book examples.
Examples from books
The wino's voice dropped; it became a confidential, tenebrous whisper.
Stephen King
Apt Pupil
and about Nort, the weed-eater who had died and then been brought back to some sort of tenebrous life by the man in black.
Stephen King
The Waste Lands (The Dark Tower, Book 3)