[kirubakaran]

Or the gender neutral, invariant noun: “widowen”

BTW, shouldn’t “widower” be the person who died and the survivor be called “widowee”?

[Retric]

That may seem reasonable but widower is a man whose spouse died. https://www.merriam-webster.com/dictionary/widower

“Etymology Middle English widewer, alteration of wedow widow, widower, from Old English wuduwa widower; akin to Old English wuduwe widow”

[hdjjhhvvhga]

> Old English wuduwa

It's one of these more universal words of Indo-European origin: https://ids.clld.org/parameters/2-770#2/14.4/149.7