wild
adj. wild·er, wild·est
1. Lacking supervision or restraint
2. Extravagant; fantastic

wack·y (wk) also whack·y (hwk, wk)
adj. wack·i·er also whack·i·er, wack·i·est also whack·i·est Slang
1. Eccentric or irrational: a wacky person.
2. Crazy; silly: a wacky outfit.

neck·tie (nkt)
n.
A narrow fabric band of varying length worn around the neck and tied in a knot or bow close to the throat.