55 entries under slight topic. ×

1
crumbly(adjective, light, easy, thin)
1
filmy(adjective, light, easy, thin)
1
floatable(adjective, light, easy, thin)
1
friable(adjective, light, easy, thin)
1
not heavy(expression, adjective, easy, thin)
1
porous(adjective, light, easy, thin)
1
sandy(adjective, light, easy, thin)
1
spongy(adjective, light, easy, thin)
1
tissuelike(adjective, light, easy, thin)
0
failing(trivial, frivolous)
0
foolish(trivial, frivolous)
0
incompetent(trivial, frivolous)
0
of no account(expression, idiom, trivial, frivolous)
0
paltry(trivial, frivolous)
0
worthless(trivial, frivolous)
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APASmart Define. (2015). weightless thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/weightless/thesaurus/synonyms
ChicagoSmart Define. 2015. "weightless thesaurus" https://smartdefine.org/weightless/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, weightless thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/weightless/thesaurus/synonyms>.
MLASmart Define. "weightless thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/weightless/thesaurus/synonyms>