seniorcide 

A person entering old age who would and rather kill themself than grow old in some nursing home.

I'll commit seniorcide before I am stuck in a diaper in a nursing home somewhere"

seniorcide by Deelang May 3, 2018

Seniorized 

Another word for old. Describing an old person without calling them old.

Man:Dude that chick is old but i dont wanna say anything.
Chick: She's so Seniorized

Seniorized by kAyLee September 28, 2012

senicide 

the killing of old men

Hey im gonna go commit senicide, wanna come?

senicide by senisdoeisndcide April 26, 2022

senocide 

large number of murders towards elderly people

Literally just that one cliff scene in midsommer= senocide

senocide by realsotruequirky February 4, 2023