Adult
Adult adjective - Relating to or typical of adults; displaying proper maturity.
Upright
Upright adjective - Conforming to a high standard of morality or virtue.
Adult and upright are semantically related. Sometimes you can use "Adult" instead an adjective "Upright".
Nearby Words: uprightness, uprightly
Mutual synonyms
How words are described
Both words in one sentence
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She actually grew up as a quadruped and then had to adapt to standing upright as an adult.
Source: Running on All Fours -
Adult ones stand more like their real counterparts, but juvenile ones stand more upright and have plantigrade feet.
Source: Adults Are More Anthropomorphic - Inverted with the Tyrannosaurus rex and Daspletosaurus in Dinosaur Train; adult ones stand more like their real counterparts, but juvenile ones stand more upright and have plantigrade feet.
Source: Analysis / Anthropomorphic Shift
Cite this Source
Upright and Adult. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/adult/upright
Adult & Upright. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/adult/upright>.
Upright or Adult. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/adult/upright.
Google Ngram Viewer shows how "adult" and "upright" have occurred on timeline