- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
181 entries under adjective topic. ×
| impending(exciting, foreboding) | |
| imposing | |
| ostentatious | |
| pressing | |
| redoubtable | |
| star-crossed | |
| stirring(great, excellent, superb, super) | |
| sublime | |
| adverse | |
| arrogant | |
| cloudy | |
| destined(exciting, foreboding) | |
| exhilarating(exciting, foreboding) | |
| fire-and-brimstone(warn, luck) | |
| fustian | |
| haunting(exciting, foreboding) | |
| hopeless | |
| intimidating | |
| intriguing(exciting, foreboding) | |
| minacious |
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| APA | Smart Define. (2015). portentous thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/portentous/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "portentous thesaurus" https://smartdefine.org/portentous/thesaurus/synonyms (accessed September 29, 2026). |
| Harvard | Smart Define 2015, portentous thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/portentous/thesaurus/synonyms>. |
| MLA | Smart Define. "portentous thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/portentous/thesaurus/synonyms> |