- Definitions|2
- Thesaurus|2.8k
- Abbreviations|0
95 entries under hard topic. ×
| serious(adjective, difficult, complex, awkward) | |
| sticky(adjective, difficult, delicate, complex) | |
| tough(adjective, difficult, complex) | |
| arduous(adjective, difficult, complex, awkward) | |
| backbreaking(adjective, difficult, complex, awkward) | |
| composite(adjective, difficult, complex) | |
| esoteric(adjective, difficult, complex) | |
| grinding(adjective, difficult, complex, awkward) | |
| laborious(adjective, difficult, complex, awkward) | |
| nasty(adjective, difficult, complex) | |
| operose(adjective, difficult, complex, awkward) | |
| painful(adjective, difficult, complex) | |
| rough(adjective, difficult, complex, awkward) | |
| rugged(adjective, difficult, complex, awkward) | |
| tangly(adjective, difficult, complex) | |
| toilful(adjective, difficult, complex, awkward) | |
| tangled(verb, adjective, simple, obscure) | |
| anfractuous(adjective, difficult, complex) | |
| burdensome(adjective, difficult, complex, awkward) | |
| messy(adjective, difficult, complex) |
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| APA | Smart Define. (2015). involved thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/involved/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "involved thesaurus" https://smartdefine.org/involved/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, involved thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/involved/thesaurus/synonyms>. |
| MLA | Smart Define. "involved thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/involved/thesaurus/synonyms> |