fallaway

As a noun fallout

is radioactive fallout (radioactive particles that fall to the ground).

As an adjective fallaway is

(basketball) of a shot, made while moving away from the basket.

As a noun falloff

is a reduction or decline.

As an adjective fallaway is

(basketball) of a shot, made while moving away from the basket.

As an adjective fallaway is

(basketball) of a shot, made while moving away from the basket.

As a noun fallway

is a well or opening, through the successive floors of a warehouse or factory or the decks of a ship, providing access for material, goods or people.

As an adjective fallaway is

of a shot, made while moving away from the basket.