genioglossal

adjective
ge·​nio·​glos·​sal | \ ˌjē-nē-ō-ˈgläs-əl How to pronounce genioglossal (audio) , jə-ˌnī-ə- How to pronounce genioglossal (audio) , -ˈglȯs-\

Medical Definition of genioglossal

: of or relating to the chin and tongue