Possible Clues:

• Sounds as if it made a shade of difference if one was no more
• Passed from life
• Was mortified, hyperbolically
• Morbid Alice in Chains song
• Word on a gravestone
• ___ down (subsided)
• Lost all juice, as a battery
• Stopped working with theologian around Ireland
• Was mortified, informally
• 'I literally ___' (millennial's overstatement)