OpenEtymology

vested

UKˈvɛstɪdUSˈvɛstɪd

Meaning

1adj

(of a right, benefit, or power) belonging to someone as a legal or established entitlement that cannot be taken away.

2adj

(of a financial interest, especially in a pension fund) owned absolutely and unconditionally.

Structure

word structure
1
vest
to clothe, to endow
+
2
ed
adjective suffix

Usage

After five years with the company, she received vested stock options.

The board has a vested interest in the success of the merger.

His pension benefits are now fully vested and guaranteed.

Etymology

The word 'vested' originates from the Latin vestis, meaning garment or clothing. The legal and financial sense evolved from the idea of being "clothed" or "invested" with authority, power, or rights, as if donning an official robe of office. The past participle suffix '-ed' transforms the action into a state of being, leading to the modern meaning of a right or benefit that is securely and irrevocably possessed. Thus, a 'vested interest' is one with which an individual is permanently endowed, much like an inseparable garment.

Analysis

Structure
vest (to clothe, to endow) + ed (adjective suffix)=vestto clothe, to endow+edadjective suffix

- vest: From Latin vestis (garment, clothing). In this context, it functions as a root meaning to endow or clothe with authority or rights. - ed: From Old English -od, -ad, a suffix forming adjectives from nouns or verbs, indicating possession of a quality or state.

Vested Meaning & Word Parts (vest + ed) | OpenEtymology