Friendly
Friendly adjective - Having or showing kindly feeling and sincere interest.
Unofficial and friendly are semantically related. In some cases you can use "Unofficial" instead an adjective "Friendly".
Unofficial
Unofficial adjective - Not having official authority or sanction.
Friendly and unofficial are semantically related. Sometimes you can use "Friendly" instead an adjective "Unofficial".
Nearby Word: unofficially
Both words in one sentence
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Retcon: To the Maginot spin-off manga, as Momo in the movie mentions getting her "first kill in an official match" whereas she actually got a kill in the Maginot spin-off, whose (friendly) battle gets demoted to be an unofficial one.
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The T'ca and Chi are themselves only half comprehensible in turn — the T'ca, most comprehensible and friendly of them and unofficial go-betweens for Oxy and Methane, speak in "matrix sentences" of words arranged two-dimensionally with no particular reading order or discernable grammar.
Source: Starfish Language -
After The Korean War ended with an unofficial armistice (meaning both countries are technically still at war), the Korean Peninsula, once a unified state, split between communist North and capitalist South, and judging by their less-than-friendly relations, the status quo may have to remain.
Source: Balkanize Me
Cite this Source
Unofficial and Friendly. (2016). Retrieved 2026, August 07, from https://thesaurus.plus/related/friendly/unofficial
Friendly & Unofficial. N.p., 2016. Web. 07 Aug. 2026. <https://thesaurus.plus/related/friendly/unofficial>.
Unofficial or Friendly. 2016. Accessed August 07, 2026. https://thesaurus.plus/related/friendly/unofficial.
Google Ngram Viewer shows how "friendly" and "unofficial" have occurred on timeline