Synonyms: unpropitious
Definition: not propitious
Similar words: ill, inauspicious, ominous
Definition: presaging ill fortune
Usage: ill omens; ill predictions; my words with inauspicious thunderings shook heaven- P.B.Shelley; a dead and ominous silence prevailed; a by-election at a time highly unpropitious for the Government
Similar words: thunderous
Definition: extremely ominous
Usage: world events of thunderous import