Fiduciary
WordNet
adjective
(1) Relating to or of the nature of a legal trust (i.e. the holding of something in trust for another)
"A fiduciary contract"
"In a fiduciary capacity"
"Fiducial power"
noun
(2) A person who holds assets in trust for a beneficiary
"It is illegal for a fiduciary to misappropriate money for personal gain"
WiktionaryText
Noun
- One who holds a thing in trust for another; a trustee.
- One who depends for salvation on faith, without works; an antinomian.