rootsy
root sy |ˈro͞otsē, ˈro͝ot -ˈrutsi | ▶adjective informal (of music ) uncommercialized and full-blooded, esp. showing traditional or ethnic origins.
rootsy |ˈruːtsi | ▶adjective ( rootsier, rootsiest ) informal (of music ) uncommercialized and full-blooded, typically showing traditional or ethnic origins.