Bigger
Bigger adjective - Large or big relative to something else.
Fully grown is a synonym for bigger. In some cases you can use "Fully grown" instead an adjective "Bigger".
Fully grown
Fully grown adjective - (of animals) fully developed.
Bigger is a synonym for fully grown. Sometimes you can replace term "Bigger" with "Fully grown", this terms are similar.
Mutual synonyms
Both terms in one sentence
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A friend recently lost his fully grown Ridgeback to a young kangaroo no bigger than a dog.
Source: Land Downunder -
A young troll is a tough fight for two skilled warriors, a fully grown troll requires the main character to be up to borderline-demigod prowess or competent at circle strafing, and the even bigger and scarier-looking black troll is stronger yet.
Source: All Trolls Are Different - The simplest explanation is that the woman is simply bigger than the other female characters, or simply older and thus more fully grown and developed, or both at once — unlike a flat-chested woman, who is more likely to come across as small, young and more delicate.
Source: Analysis / Boobs of Steel
Cite this Source
Fully grown and Bigger. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/bigger/fully_grown
Bigger & Fully grown. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/bigger/fully_grown>.
Fully grown or Bigger. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/bigger/fully_grown.
Google Ngram Viewer shows how "bigger" and "fully grown" have occurred on timeline