respectuous

from The Collaborative International Dictionary of English v.0.48

Respectuous \Re*spec"tu*ous\ (r?*sp?k"t?*?s;135), a.
   1. Respectful; as, a respectuous silence. [Obs.] --Boyle.
      [1913 Webster]

   2. Respectable. [Obs.] --Knolles.
      [1913 Webster]