Cool and Informal

Cool

Cool adjective - Having or showing a lack of friendliness or interest in others.

Informal and cool are semantically related In some cases you can use "Informal" instead an adjective "Cool".

Nearby Words: coolness, coolly, cooler, cooled, cooling

Informal

Informal adjective - Not rigidly following established form, custom, or rules.

Cool and informal are semantically related in casual topic. Sometimes you can use "Cool" instead an adjective "Informal".

Both words in one sentence

  • Aqua from Kingdom Hearts falls somewhere between this and Cool Big Sis, since she can be affectionate and informal or ladylike and serious based on the situation.
    Source: Onee-sama
  • Also, the term 'Anego' - a more informal version of 'oneesan' with Cool Big Sis overtones - is strongly associated with Kurugaya, who often refers to herself by the term and insists that Haruka calls her that way.
  • Manga / Yotsuba&! Miura being a Cool Big Sis is averted with a lampshade: when she asks Yotsuba to be quiet so "nee-san" (a polite, informal address for a "big sister" figure) can study, Yotsuba laughs at the idea of calling her that.
Cite this Source
Informal and Cool. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/cool/informal
Cool & Informal. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/cool/informal>.
Informal or Cool. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/cool/informal.
Google Ngram Viewer shows how "cool" and "informal" have occurred on timeline