In*ane"ly

from The Collaborative International Dictionary of English v.0.48

Inane \In*ane"\, a. [L. inanis.]
   Without contents; empty; void of sense or intelligence;
   purposeless; pointless; characterless; useless. "Vague and
   inane instincts." --I. Taylor. -- {In*ane"ly}, adv.
   [1913 Webster]