From the three words longevity, monetary and Phobia. The deathly fear of living longer than one’s supply of money. A condition often developed by elders soon after retiring and exacerbated by inflation, taxes, and failed pension funds. Longevimonetaphobia much more frequently shows up disguised as alimony in divorce settlements.
“We were about to settle the divorce without too much fuss until my ex developed a severe case of longevimonetaphobia.”
"Where ya been, dawg? You missed dessert."
"Couldn't leave the mensroom, man. All the air in those puffed wheat Cheeso's have given my shits some real logevity. Damn took nearly three flushes."
"Nice. Think I'll pass on that chocolate mousse..."