- Definitions|2
- Thesaurus|2.4k
- Abbreviations|0
151 entries under weak topic. ×
| weakly(adjective, strong, thin, delicate) | |
| aerial(adjective, light, slight, fake) | |
| imponderable(adjective, light, slight, negative) | |
| sleazy(adjective, slight, thin, feeble) | |
| unconvincing(adjective, flat, poor, thin) | |
| brittle(adjective, delicate, infirm, flimsy) | |
| faint(adjective, dull, light, soft) | |
| fly-by-night(adjective, light, slight, short) | |
| idle(adjective, light, slight, trivial) | |
| inconsiderable(adjective, slight, poor, low) | |
| ineffectual(adjective, dull, light, soft) | |
| lame(adjective, flat, poor, thin) | |
| shallow(adjective, slight, thin, feeble) | |
| wispy(adjective, light, thin, delicate) | |
| breakable(adjective, delicate, infirm, flimsy) | |
| dainty(adjective, light, slight, easy) | |
| frangible(adjective, delicate, infirm, flimsy) | |
| insufficient(adjective, slight, flat, poor) | |
| niggardly(poor, insufficient, scarce) | |
| papery(adjective, slight, thin, delicate) |
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| APA | Smart Define. (2016). insubstantial thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/insubstantial/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "insubstantial thesaurus" https://smartdefine.org/insubstantial/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, insubstantial thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/insubstantial/thesaurus/synonyms>. |
| MLA | Smart Define. "insubstantial thesaurus" 30 March 2016. Web. 26 September 2026. <https://smartdefine.org/insubstantial/thesaurus/synonyms> |