Grandiose
Grandiose adjective - Large and impressive in size, grandeur, extent, or conception.
Usage example: a grandiose plan to upgrade the entire interstate highway system in 10 years
Heroic and grandiose are semantically related In some cases you can use "Heroic" instead an adjective "Grandiose".
Nearby Words: grandiosity, grandiosely
Heroic
Heroic adjective - Large and impressive in size, grandeur, extent, or conception.
Usage example: an opera production of heroic proportions
Grandiose and heroic are semantically related in brave topic. Sometimes you can use "Grandiose" instead an adjective "Heroic", if it concerns topics such as epic.
Mutual synonyms
Both words in one sentence
- Invoked in "The Secret Life of Walter Mitty" by James Thurber: In one of Mitty's daydreams about being a grandiose and heroic person, he finds himself as the defendant in a murder trial.
Source: Heroic Ambidexterity - In one of Mitty's daydreams about being a grandiose and heroic person, he finds himself as the defendant in a murder trial.
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And whenever King Gaslark tries to do something grandiose and heroic — like ambushing Carcë or conquering Impland — it backfires spectacularly.
Source: Literature / The Worm Ouroboros
Cite this Source
Heroic and Grandiose. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/grandiose/heroic
Grandiose & Heroic. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/grandiose/heroic>.
Heroic or Grandiose. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/grandiose/heroic.
Google Ngram Viewer shows how "grandiose" and "heroic" have occurred on timeline