| banty | |
| beanpole(dull, light, slight, fine, thin) | |
| beanstalk(dull, light, slight, fine, thin) | |
| big baby | |
| birdbrain(simple, fool, innocent, jerk, clown) | |
| black belt | |
| block | |
| blockhead(simple, fool, innocent, jerk, clown) | |
| bonehead(simple, fool, innocent, jerk, clown) | |
| bony(dull, slight, thin, delicate, small) | |
| boob(simple, fool, innocent, jerk, clown) | |
| bore(simple, fool, innocent, jerk, clown) | |
| breakable | |
| brittle | |
| brown belt | |
| bruiser | |
| buffoon(simple, fool, innocent, jerk, clown) | |
| buoyant(adjective, light, slight, easy, thin) | |
| button | |
| cadaverous(dull, light, slight, fine, thin) |
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Lightweight on
Power Thesaurus
| APA | Smart Define. (2015). lightweight thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/lightweight/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "lightweight thesaurus" https://smartdefine.org/lightweight/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, lightweight thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/lightweight/thesaurus/synonyms>. |
| MLA | Smart Define. "lightweight thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/lightweight/thesaurus/synonyms> |