[Ziggurats]

Instructions

Build the ziggurats by starting with the four-letter word at the top, adding the given letters and jumbling to get new words as you step down to the bottom.
Example:

Norse code? [ ] [ ] [ ] [ ]
Unconscious (+[D]) [ ] [ ] [ ] [ ] [ ]
Cash back (+[F]) [ ] [ ] [ ] [ ] [ ] [ ]
Company starter (+[O]) [ ] [ ] [ ] [ ] [ ] [ ] [ ]

Answer: RUNE, UNDER, REFUND, FOUNDER

Trade blows [ ] [ ] [ ] [ ]
Tack-like (+[H]) [ ] [ ] [ ] [ ] [ ]
Congregation (+[I]) [ ] [ ] [ ] [ ] [ ] [ ]
Destroyer, e.g. (+[W]) [ ] [ ] [ ] [ ] [ ] [ ] [ ]

Good [ ] [ ] [ ] [ ]
Chop finely (+[M]) [ ] [ ] [ ] [ ] [ ]
Taxtime statistic (+[O]) [ ] [ ] [ ] [ ] [ ] [ ]
Bad (+[D]) [ ] [ ] [ ] [ ] [ ] [ ] [ ]

Sour [ ] [ ] [ ] [ ]
Sweet (+[E]) [ ] [ ] [ ] [ ] [ ]
Wal-Mart's competition (+[G]) [ ] [ ] [ ] [ ] [ ] [ ]
Boat race (+[A]) [ ] [ ] [ ] [ ] [ ] [ ] [ ]