Adult
Adult adjective - Relating to or typical of adults; displaying proper maturity.
Intelligent and adult are semantically related in behaviour topic. In some cases you can use "Intelligent" instead an adjective "Adult".
Intelligent
Intelligent adjective - Having or showing quickness of mind.
Adult and intelligent are semantically related in behaviour topic. Sometimes you can use "Adult" instead an adjective "Intelligent".
Mutual synonyms
Both words in one sentence
- If they are highly intelligent but thrust into an adult role, or otherwise traumatized into maturity, then they are Wise Beyond Their Years.
Source: Acting Your Intellectual Age - Hiiragi from Hanamaru Kindergarten is a highly intelligent kindergartener who can read and understand adult literature.
Source: Not So Above It All - Dumb Muscle: Clay is quite buff, but considerably less intelligent than any adult ought to be.
Source: Series / The New Normal
Cite this Source
Intelligent and Adult. (2016). Retrieved 2026, July 27, from https://thesaurus.plus/related/adult/intelligent
Adult & Intelligent. N.p., 2016. Web. 27 Jul. 2026. <https://thesaurus.plus/related/adult/intelligent>.
Intelligent or Adult. 2016. Accessed July 27, 2026. https://thesaurus.plus/related/adult/intelligent.
Google Ngram Viewer shows how "adult" and "intelligent" have occurred on timeline