- Definitions|2
- Thesaurus|1.1k
- Abbreviations|0
86 entries under adjective topic. ×
| formidable(tough, awful, terrible, fear) | |
| dire(tough, difficult, awful, terrible) | |
| fearful(tough, difficult, awful, terrible) | |
| gruesome(awful, terrible, dreadful) | |
| appalling(tough, difficult, awful, terrible) | |
| terrible(tough, difficult, awful, fear) | |
| ghastly(awful, terrible, fear, dreadful) | |
| dreadful(tough, difficult, awful, terrible) | |
| frightful(tough, difficult, awful, terrible) | |
| horrible(tough, difficult, awful, terrible) | |
| horrid | |
| horrific(tough, difficult, awful, terrible) | |
| direful | |
| illustrious(respect, knowledge) | |
| tremendous(tough, difficult, awful, terrible) | |
| horrendous(awful, terrible, dreadful) | |
| stalwart(strong, determined, vigorous, noble) | |
| hideous(awful, terrible, dreadful) | |
| notable(respect, knowledge) | |
| respected(good, proper, ordinary, modest) |
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| APA | Smart Define. (2016). redoubtable thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/redoubtable/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "redoubtable thesaurus" https://smartdefine.org/redoubtable/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2016, redoubtable thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/redoubtable/thesaurus/synonyms>. |
| MLA | Smart Define. "redoubtable thesaurus" 2 March 2016. Web. 22 September 2026. <https://smartdefine.org/redoubtable/thesaurus/synonyms> |