Invulnerable
Invulnerable adjective - Incapable of being defeated, overcome, or subdued.
Rugged and invulnerable are semantically related. In some cases you can use "Rugged" instead an adjective "Invulnerable".
Nearby Word: invulnerability
Rugged
Rugged adjective - Able to withstand hardship, strain, or exposure.
Invulnerable and rugged are semantically related. Sometimes you can use "Invulnerable" instead an adjective "Rugged".
Cite this Source
Rugged and Invulnerable. (2016). Retrieved 2026, August 11, from https://thesaurus.plus/related/invulnerable/rugged
Invulnerable & Rugged. N.p., 2016. Web. 11 Aug. 2026. <https://thesaurus.plus/related/invulnerable/rugged>.
Rugged or Invulnerable. 2016. Accessed August 11, 2026. https://thesaurus.plus/related/invulnerable/rugged.
Google Ngram Viewer shows how "invulnerable" and "rugged" have occurred on timeline