nonuple
/ˈnɒnjʊpl/ /ɒkˈtjuːpl/rare
adjective
Consisting of nine parts or things; nine times as many or as much, ninefold.
Origin
Late 19th century (in an earlier sense). From classical Latin nōnus ninth + -ple. Compare post-classical Latin nonuplus ninefold, Middle French, French nonuple, adjective.