Anagrams of: OPTIONAL_

• To flop down wearily.

• To faint.

• To fall down dead.

• a code of letters and digits added to a postal address to aid in the sorting of mail

• a quantity of no importance; thing (object:), singular, negative pronoun; pronoun, thing, singular; quantifier: negative existential

• forceful exertion

• a fastener for locking together two toothed edges by means of a sliding tab

• close with a zipper

• move very fast

• a sudden event that imparts energy or excitement, usually with a dramatic impact

• strike suddenly and with force

• kill with or as if with a burst of gunfire or electric current or as if by shooting

• strike at with firepower or bombs

• cook or heat in a microwave oven

• relating to or of the nature of a zone

• associated with or divided into zones

• Eurasian primrose with yellow flowers clustered in a one-sided umbel

• a hair style that draws the hair back so that it hangs down in back of the head like a pony's tail