As used in this chapter:
(1) "Abuser" means any person who participates, either as a principal or an accessory before the fact, in the willful and unlawful financial exploitation of a vulnerable adult.
(2) "Decedent" means:
(a) Any person whose life is taken by a slayer; or
(b) Any deceased person who, at any time during life in which he or she was a vulnerable adult, was the victim of financial exploitation by an abuser.
(3) "Financial exploitation" has the same meaning as provided in RCW
74.34.020, as enacted or hereafter amended.
(4) "Property" includes any real and personal property and any right or interest therein.
(5) "Slayer" means any person who participates, either as a principal or an accessory before the fact, in the willful and unlawful killing of any other person as determined under RCW
11.84.140.
(6) "Vulnerable adult" has the same meaning as provided in RCW
74.34.020.