ominous /omˈi-nəs/

1. Relating to, or containing, an omen
2. Portending evil
3. Inauspicious

omˈinously adverb

• dun-cow
• dun-cows
• Dundee cake
• dunder
• dunderfunk
• dunderfunks
• dunderhead
• dunderheaded
• dunderheadedness
• dunderheadism
• dunderheadisms
• dunderheads
• dunderpate
• dunders
• dun-diver
• dun-divers
• Dundonian
• Dundreary
• dune
• dune-buggies
• dune-buggy
• Dunelm.
• dunes
• dun-fish
• dun-fishes