Following are all the ominous like words, in the list below.
BALEFUL
100% like ominous
FORBIDDING
99.82% like ominous
MINACIOUS
99.74% like ominous
MENACING
99.73% like ominous
MINATORY
99.73% like ominous
THREATENING
99.73% like ominous
ILL
99.72% like ominous
SINISTER
99.72% like ominous
UNPROPITIOUS
99.72% like ominous
INAUSPICIOUS
99.71% like ominous
ALARMING
99.69% like ominous
UGLY
99.68% like ominous
FATEFUL
66.71% like ominous
TREMENDOUS
66.58% like ominous
ADVERSE
66.53% like ominous
HEAVY
66.51% like ominous
EERIE
66.51% like ominous
SEVERE
66.5% like ominous
FORMIDABLE
66.49% like ominous
DISASTROUS
66.47% like ominous
DIRE
66.47% like ominous
DAUNTING
66.47% like ominous
THREAT
66.44% like ominous
PERNICIOUS
66.44% like ominous
NEFARIOUS
66.44% like ominous
SERIOUS
66.43% like ominous
MALIGN
66.43% like ominous
SPOOKY
66.43% like ominous
BAD
66.42% like ominous
DARK
66.42% like ominous
HORRIBLE
66.42% like ominous
TERRIFYING
66.41% like ominous
TROUBLESOME
66.41% like ominous
ILL-FATED
66.41% like ominous
UNFORTUNATE
66.41% like ominous
DISMAL
66.41% like ominous
UNHOLY
66.41% like ominous
TERRIBLE
66.41% like ominous
TROUBLING
66.4% like ominous
HARMFUL
66.4% like ominous
WORRYING
66.4% like ominous
DISTURBING
66.4% like ominous
DREADFUL
66.4% like ominous
DISQUIETING
66.4% like ominous
WORRISOME
66.4% like ominous
SCARY
66.4% like ominous
FRIGHTENING
66.4% like ominous
HORRIFYING
66.4% like ominous
UNSETTLING
66.4% like ominous
DISTRESSING
66.4% like ominous
GRUESOME
66.4% like ominous
HORRIFIC
66.4% like ominous
CREEPY
66.4% like ominous
HORRENDOUS
66.4% like ominous
APPALLING
66.4% like ominous
GRIM
66.38% like ominous
BLEAK
66.34% like ominous
GRAVE
66.13% like ominous
PORTENTOUS
33.44% like ominous
FOREBODING
33.44% like ominous
PORTENTIOUS
33.44% like ominous
UNNERVING
33.44% like ominous
EERY
33.44% like ominous
MYSTERIOUS
33.44% like ominous
GLOOMY
33.44% like ominous
FORBODING
33.44% like ominous
INSIDIOUS
33.44% like ominous
SOMBER
33.44% like ominous
SHADOWY
33.44% like ominous
MOURNFUL
33.44% like ominous
BIZARRE
33.44% like ominous
INCONGRUOUS
33.44% like ominous
STRANGE
33.44% like ominous
STARTLING
33.44% like ominous
APOCALYPTIC
33.44% like ominous
APOCALYPTICAL
33.44% like ominous
GHASTLY
33.44% like ominous
EERILY
33.44% like ominous
DOLEFUL
33.44% like ominous
INNOCUOUS
33.44% like ominous
FRIGHTFUL
33.44% like ominous
DISCOMFITING
33.44% like ominous
NIGHTMARISH
33.44% like ominous
DRAMATIC
33.44% like ominous
LUGUBRIOUS
33.44% like ominous
ENIGMATIC
33.44% like ominous
DAMNING
33.44% like ominous
AMBIGUOUS
33.44% like ominous
SINISTERLY
33.44% like ominous
MALEVOLENT
33.44% like ominous
INTRIGUING
33.44% like ominous
SOMBRE
33.44% like ominous
FEARSOME
33.44% like ominous
UNMISTAKABLE
33.44% like ominous
MURKY
33.44% like ominous
THUNDEROUS
33.44% like ominous
DARKLY
33.44% like ominous
VAGUE
33.44% like ominous
WEIRD
33.44% like ominous
UNSUBTLE
33.44% like ominous