The Collaborative International Dictionary of English v.0.48:

Drearihead \Drear"i*head\ (dr[=e]r"[i^]*h[e^]d), Drearihood
\Drear"i*hood\ (dr[=e]r"[i^]*h[oo^]d), n.
   Affliction; dreariness. [Obs.] --Spenser.
   [1913 Webster]