Colloquial
Colloquial adjective - Used in or suitable for speech and not formal writing.
Usage example: the new coworker's rudeness soon began—to use a colloquial expression—to rub me the wrong way
Slang and colloquial are semantically related. In some cases you can use "Slang" instead the word "Colloquial" as an adjective or a noun.
Slang
Slang noun - The special terms or expressions of a particular group or field.
Usage example: tends to use too much hacker's slang when talking to coworkers about their computer problems
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Synonyms for Slang
Colloquial and slang are semantically related. You can use "Colloquial" instead the word "Slang" as an adjective or a noun.
Mutual synonyms
Both words in one sentence
- However, Classical Russian and colloquial Russian are sufficiently close that someone studying Classical Russian (which is standard) will have little trouble understanding colloquial Russian - no more so than understanding slang in any language.
Source: Useful Notes / Russian Language -
This is because it stands in dialogue for its root, sha'a Allah, or "God willing" in Arabic, which later passed into colloquial Spanish as slang for "I hope".
Source: Series / Isabel - In Farscape, Crichton's constant use of Earth slang, colloquial expressions, and cultural references is a constant source of annoyance to his crewmates.
Source: Malaproper aka: The Malaproper
Cite this Source
Slang and Colloquial. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/colloquial/slang
Colloquial & Slang. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/colloquial/slang>.
Slang or Colloquial. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/colloquial/slang.
Google Ngram Viewer shows how "colloquial" and "slang" have occurred on timeline