fearsome
Definitions
Causing fear or dread; formidable.
Extremely impressive or powerful in a way that inspires fear.
Examples
The knight stood before the fearsome dragon, his sword trembling in his hand.
A fearsome storm gathered on the horizon, turning the sky a deep, ominous shade of purple.
Despite his fearsome reputation as a ruthless warrior, he was known to be incredibly kind to his family.
Synonyms
formidable frightening terrifying daunting menacing alarming intimidating
Antonyms
harmless friendly comforting inviting gentle reassuring pleasant