Beastly
Beastly adverb - To a great degree.
Usage example: it's beastly hot today
Monstrous is a synonym for beastly in dialect topic. In some cases you can use "Monstrous" instead the word "Beastly" as an adjective or an adverb, when it comes to topics like savage, hideous, cruel.
Nearby Words: beast, beastliness
Mutual synonyms
Both words in one sentence
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Beastly and monstrous Pokémon simply roar, screech, trill or bellow.
Source: Pokémon Speak
Cite this Source
Monstrous and Beastly. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/beastly/monstrous
Beastly & Monstrous. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/beastly/monstrous>.
Monstrous or Beastly. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/beastly/monstrous.
Google Ngram Viewer shows how "beastly" and "monstrous" have occurred on timeline