fiduciary
What is the opposite of fiduciary? Here is what we hold, with its meaning and related words.
Noun — A person or organisation legally required to manage money or property in someone else's best interests rather than their own, such as a trustee, executor or certain financial advisers.
How to use fiduciary
The word patterns that sound natural to a native speaker.
Formal and legal, but widely used in personal finance writing aimed at ordinary readers.
Etymology
From Latin fiduciarius 'held in trust', from fiducia 'trust, confidence', which comes from fidere 'to trust'. The same root gives fidelity and confide.
Full origin of fiduciary →