Related Clues:

• Geologic period
• Unbelievably long time
• Mighty long time: Var.
• Christmas tree topper
• Object of worship
• It goes on and on
• Supreme Being
• Christmas cookie shape
• Geologic time
• Longish time span
• Time immemorial
• Imp's opposite
• L-o-n-g time period
• A really long time
• Long period