deadly or sinister; the Florida eagles have a fierce baleful look

[ Syn: baneful ]

threatening or foreshadowing evil or tragic developments; a baleful look; forbidding thunderclouds; his tone became menacing; ominous rumblings of discontent; sinister storm clouds; a sinister smile; his threatening behavior; ugly black clouds; the situation became ugly

[ Syn: forbidding , menacing , minacious , minatory , ominous , sinister , threatening ]