ominous; sinister; unlucky; ill-omened

Archaic

annoying

Archaic

appearing to be true; plausible

disaster; calamity; misfortune; trouble; woes

to be one's ruin; to do harm; to cause trouble; to have negative consequences; to bring about a bad outcome

disaster; calamity; misfortune

source of misfortune

disaster; accident; calamity; catastrophe

Yellow Peril (alleged threat to Western civilization posed by East Asians)

Colloquial; Obsolete term

harm caused by dumping human waste from train toilets onto the track

root of an evil; source of a problem; source of trouble; cause of misfortune

to create a breeding ground for future problems; to turn a blind eye to future trouble; to allow for something to come back and bite one in the ass (in the future)

war damage; ravages of war; horrors of war