gilly-gaupus
(gil-ee-GAW-pus)
an awkward or foolish person. A gawpus is also a silly person. Other words for a silly person include chrisom and dotterel.
Edit: Quoting from "Erin's Weird and Wonderful Word of the Day", http://www.elabs3.com/ct.html?rtr=on&s=ef6,bqe4,5j,8d44,er1k,liav,i6x8