Planetary and Undersized

Opposite meaning words

Planetary adjective - Unusually large.

Usage example: a positively planetary new shopping development

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Undersized is an antonym for planetary.

Nearby Words: planet, planetarium

Undersized adjective - Of a size that is less than average.

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Planetary is an antonym for undersized.

Cite this Source

Undersized and Planetary. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/planetary/undersized

Planetary & Undersized. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/planetary/undersized>.

Undersized or Planetary. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/planetary/undersized.

Google Ngram Viewer shows how "planetary" and "undersized" have occurred on timeline