- Definitions|1
- Thesaurus|302
- Abbreviations|0
71 entries under adjective topic. ×
| deep | |
| difficile(tough, severe, rough, difficult) | |
| distressing(tough, rough, difficult, harsh) | |
| exigent | |
| fatiguing(hard, tough, rough, difficult) | |
| grinding(tough, rough, difficult, harsh) | |
| hairy(hard, tough, severe, rough) | |
| intricate(tough, severe, difficult, awkward) | |
| involved(tough, rough, difficult, heavy) | |
| irksome(hard, tough, severe, rough) | |
| mean(hard, rough, difficult, heavy) | |
| murder(great, tough, rough, difficult) | |
| problematical(difficult, complex, awkward, demanding) | |
| rugged(hard, tough, rough, difficult) | |
| serious(hard, tough, severe, rough) | |
| sticky(tough, rough, difficult, heavy) | |
| terrible(tough, rough, difficult, heavy) | |
| tiresome(tough, difficult, problematic, trying) | |
| toilful(tough, rough, difficult, heavy) | |
| tricky(difficult, complex, awkward, demanding) |
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| APA | Smart Define. (2015). effortful thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/effortful/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "effortful thesaurus" https://smartdefine.org/effortful/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, effortful thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/effortful/thesaurus/synonyms>. |
| MLA | Smart Define. "effortful thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/effortful/thesaurus/synonyms> |