Word:

  muggins

1. muggins (n)
  a person who lacks good judgment.

Words derived from muggins
befool,  cod,  dupe,  fool,  gull,  put on,  put one across,  put one over,  slang,  take in,  befool,  fool,  gull

muggins is an instance of
simple,  simpleton

Word and things that fall within muggins
ass,  buffoon,  clown,  flibbertigibbet,  foolish woman,  fucker,  bozo,  cuckoo,  fathead,  goof,  goofball,  goose,  jackass,  twat,  zany,  meshuggeneh,  meshuggener,  morosoph,  putz,  wally