noun / adjective
vernacular
ver-NAK-yuh-ler/vərˈnækjələr/
The ordinary language of a particular community.
The recorded greeting captures the community's everyday vernacular.

Etymology
The Latin adjective connected belonging to a household with being native to a place. Applied to speech, that idea gives the ordinary local language.
In context
words like oy vey and others have become part of the vernacular and they capture something that's quite difficult to capture in any other language
More examples
- His dialogue captures the vernacular of teenagers in the city.
- The poet favors vernacular expressions over formal language.
- The town's vernacular architecture reflects local materials and building traditions.
Forms
vernacular · vernaculars