| terrifying(verb, adjective, dangerous, frightening) |
| terrorizing(verb, adjective, pressure, menacing, intimidating) |
| threat |
| unfavorable(adjective, bad, negative, menacing, disapproving) |
| unnerving(verb, upsetting, disturbing, scary, frightening) |
| unpleasant(adjective, person, mean, hard, severe) |
| bellicose(adjective, unpleasant, violent, horrible, hostile) |
| bodeful(adjective, person, feelings) |
| coming(adjective, likely, possible, immediate, imminent) |
| critical(adjective, bad, heavy, negative, dangerous) |
| damaging(adjective, negative, dangerous, disapproving, uncomplimentary) |
| dense |
| dusky(adjective, obscure, dark, gloomy, murky) |
| endangering(verb, endangering) |
| expectant(adjective, near, likely, possible, probable) |
| forewarning(verb, adjective) |
| forthcoming(adjective, likely, possible, immediate, coming) |
| grey |
| grievous(adjective, tough, severe, unpleasant, heavy) |
| hopeless(adjective, pessimistic, futile) |