IPA: /nɪˈɡlɛktər/
KK: /nɪˈɡlɛktər/
A person who fails to take care of something or someone, often ignoring their needs or responsibilities.
The neglecter of the garden allowed the plants to wither and die.
Neglecter → It is formed from "neglect" (from Latin "neglegere", meaning to disregard or not choose) and "-er" (meaning a person who). A neglecter is a person who disregards or fails to care for something.
Think of someone who 'disregards' ('neglegere') their responsibilities — that's why a neglecter is someone who fails to care.