Slang Meaning Even More Lifeless

This page is the CodyCross answer for the clue below from Larger than Life, Group 2153, Puzzle 3 (Solar Flares).

Question is: Slang Meaning Even More Lifeless

and the answer is: DEADER

Word Meaning:

DEADER — (figuratively, colloquial, chiefly humorous) comparative form of dead: more dead; or at least more evidently dead.

Definitions from Wiktionary.