- Definitions|2
- Thesaurus|2.4k
- Abbreviations|0
416 entries under adjective topic. ×
| high(lofty, tall, elevated, towering) | |
| incredible | |
| mean(bad, severe, rough, nasty) | |
| murder(hard, tough, severe, rough) | |
| oppressive(difficult, heavy) | |
| overpowering(difficult, powerful, overwhelming) | |
| painful(hard, tough, severe, difficult) | |
| portentous | |
| puissant(tough, difficult, overwhelming, prevailing) | |
| rigorous(hard, tough, severe, rough) | |
| robust(strong, prevailing, influential, commanding) | |
| taxing(hard, tough, severe, rough) | |
| unbelievable | |
| wearing(tough, rough, difficult, heavy) | |
| wearisome(tough, severe, difficult, awkward) | |
| wearying(tough, rough, difficult, heavy) | |
| wicked(bad, nasty, delicate, unpleasant) | |
| ambitious(ability, effort) | |
| authoritative(prevailing, influential, commanding) | |
| backbreaking(hard, tough, severe, rough) |
For more, visit
Formidable on
Power Thesaurus
| APA | Smart Define. (2015). formidable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/formidable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "formidable thesaurus" https://smartdefine.org/formidable/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, formidable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/formidable/thesaurus/synonyms>. |
| MLA | Smart Define. "formidable thesaurus" 17 July 2015. Web. 22 September 2026. <https://smartdefine.org/formidable/thesaurus/synonyms> |