Sinisterly
Synonyms for Sinisterly
- ominously
- darkly
- eerily
- monstrously
- grimly
- threateningly
- menacingly
- inauspiciously
- morbidly
- portentously
- balefully
- unusually
- otherworldly
- forbiddingly
- phantasmatically
- fantastically
- uncannily
- spectrally
- hauntingly
- creepily
- bizarrely
- forebodingly
- mysteriously
- preternaturally
- supernaturally
- spookily
- weirdly
- bloodcurdlingly
- formidably
- fearfully
For more similar words, try Sinisterly on Thesaurus.plus dictionary