Innominable

(a.) Not to be named.

Thesaurus Entries

inalienable, indefeasible, indefinable, indescribable, ineffable, inenarrable, inexpressible, innominable, noncommunicable, noncontagious, noninfectious, undefinable, unimpartable, unmentionable, unnameable, unspeakable, unutterable, unwhisperable