Robust
Robust adjective - Enjoying health and vigor.
Substantial and robust are semantically related in sturdy topic. In some cases you can use "Substantial" instead an adjective "Robust".
Nearby Words: robustness, robustly
Substantial
Substantial adjective - Having great meaning or lasting effect.
Robust and substantial are semantically related in sturdy topic. Sometimes you can use "Robust" instead an adjective "Substantial".
Mutual synonyms
Both words in one sentence
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The Soviet Union MiG-25 was built with vacuum tubes for a substantial amount of its electronics, mostly because it was more robust to the environment and could withstand an EMP blast better than transistors.
Source: Technology Marches On
Cite this Source
Substantial and Robust. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/robust/substantial
Robust & Substantial. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/robust/substantial>.
Substantial or Robust. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/robust/substantial.
Google Ngram Viewer shows how "robust" and "substantial" have occurred on timeline