ominously

/ˈɑmɪnəsli/
adverb
  1. In a way that suggests something bad or unpleasant is going to happen.
    • He spoke ominously about the company's future, hinting at layoffs.
    • The sky turned ominously dark just before the storm hit.
    • She noticed the engine was ominously quiet as they drove through the desert.
Antonyms
What does "ominously" mean? | whatsthatwordmean | whatsthatwordmean