Englisch [adj]Spanisch [adj] ▶ominous [adj] The silence felt ominous. ▶ominoso [adj] El silencio parecía ominoso. ▶ominous [adj] He gave a portentous smile before the news. ▶siniestro [adj] Antes de las noticias, sonrió con una sonrisa siniestra. ▶ominous [adj] ▶agorero [adj]