Insubstantial
Insubstantial adjective - Being of a material lacking in sturdiness or substance.
Missing and insubstantial are semantically related. In some cases you can use "Missing" instead an adjective "Insubstantial".
Missing
Missing adjective - No longer possessed.
Insubstantial and missing are semantically related. Sometimes you can use "Insubstantial" instead an adjective "Missing".
Mutual synonyms
Both words in one sentence
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Possibly signifying this, she also lacks their floating, insubstantial, magical-looking manesnote not so clear in that picture, especially for Luna, who was also temporarily missing hers in her only proper appearance before the second season.
Source: Winged Unicorn
Cite this Source
Missing and Insubstantial. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/insubstantial/missing
Insubstantial & Missing. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/insubstantial/missing>.
Missing or Insubstantial. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/insubstantial/missing.
Google Ngram Viewer shows how "insubstantial" and "missing" have occurred on timeline