Insubstantial
Insubstantial adjective - Being of a material lacking in sturdiness or substance.
Light weight and insubstantial are semantically related. In some cases you can replace phrase "Light weight" with "Insubstantial", this terms are similar.
Light weight
Insubstantial and light weight are semantically related. Sometimes you can use "Insubstantial" instead an adjective phrase "Light weight".
Cite this Source
Light weight and Insubstantial. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/insubstantial/light_weight
Insubstantial & Light weight. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/insubstantial/light_weight>.
Light weight or Insubstantial. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/insubstantial/light_weight.
Google Ngram Viewer shows how "insubstantial" and "light weight" have occurred on timeline