- Definitions|2
- Thesaurus|1.5k
- Abbreviations|0
46 entries under compact topic. ×
| rigid(adjective, set, strong, hard, tough) | |
| compacted(adjective, set, strong, hard, firm) | |
| concentrated(adjective, set, hard, tough, firm) | |
| congested(adjective, close, solid, short, substantial) | |
| consolidated(adjective, close, set, firm, solid) | |
| hardened(adjective, set, strong, hard, tough) | |
| jam-packed(adjective, close, strong, solid, short) | |
| solidified(adjective, set, hard, tough, solid) | |
| stiff(adjective, set, hard, tough, firm) | |
| close-grained(adjective, close, set, hard, tough) | |
| congealed(adjective, set, hard, tough, solid) | |
| indurated(adjective, set, hard, firm, stiff) | |
| jelled(adjective, set, hard, tough, solid) | |
| set(adjective, hard, tough, firm, solid) | |
| short(adjective, close, sound, solid, fast) | |
| circumscribed(adjective, close, solid, short, substantial) | |
| confined(adjective, close, solid, short, substantial) | |
| confining(adjective, close, solid, short, substantial) | |
| cramped(adjective, solid, tight, dense) | |
| cropped(adjective, close, solid, short, substantial) |
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| APA | Smart Define. (2015). impenetrable thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/impenetrable/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "impenetrable thesaurus" https://smartdefine.org/impenetrable/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, impenetrable thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/impenetrable/thesaurus/synonyms>. |
| MLA | Smart Define. "impenetrable thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/impenetrable/thesaurus/synonyms> |