IPA: /ˈwɪlər/
KK: /ˈwɪlər/
A person who creates a legal document to decide how their belongings will be distributed after their death.
The willer specified that his estate should be divided among his children.
The word 'willer' originates from Old English 'willan', meaning to wish or desire, combined with the agent suffix '-er', which denotes a person who performs an action. Therefore, 'willer' refers to a person who wishes or desires something.
Think of someone who 'wishes' or 'desires' something — that's what a 'willer' is, a person who has a will or desire.