- Definitions|2
- Thesaurus|1.6k
- Abbreviations|0
48 entries under difficult topic. ×
| burdensome(adjective, hard, heavy, complex) | |
| tough(adjective, hard, severe, rough) | |
| hard(adjective, tough, severe, rough) | |
| laborious(adjective, hard, severe, rough) | |
| arduous(adjective, hard, tough, severe, rough) | |
| trying(verb, adjective, hard, tough, severe) | |
| severe(adjective, hard, tough, harsh) | |
| oppressive(adjective, hard, heavy, complex) | |
| weighty(adjective, hard, heavy, complex) | |
| serious(adjective, hard, heavy, complex) | |
| backbreaking(adjective, hard, heavy, complex) | |
| grievous(adjective, hard, severe, complex) | |
| punishing(adjective, hard, complex) | |
| toilsome(adjective, hard, complex, laborious) | |
| ambitious(adjective, hard, complex) | |
| painful(adjective, hard, complex) | |
| rough(adjective, hard, heavy, complex) | |
| rugged(adjective, hard, complex, rigorous) | |
| demanding(adjective, hard, tough, severe, rough) | |
| disturbing(adjective, hard, complex) |
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| APA | Smart Define. (2015). taxing thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/taxing/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "taxing thesaurus" https://smartdefine.org/taxing/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, taxing thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/taxing/thesaurus/synonyms>. |
| MLA | Smart Define. "taxing thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/taxing/thesaurus/synonyms> |