There is a total of 40594 clues beginning with so
- Source of energy, in astrology
- Source of energy
- Source of enjoyment
- Source of enlightenment
- Source of entanglement
- Source of entertainment
- Source of Erebus and Gaia, in Greek myth
- Source of ergot poisoning
- Source of erratic shots?
- Source of ethanol
- Source of ethnic pride
- Source of ethyl
- Source of Eve
- Source of Eve's creation
- Source of Eve's leaves
- Source of evidence
- Source of evidence for insurance claims
- Source of evil
- Source of exasperation
- Source of excellent caviar
- Source of excitement
- Source of exonerating evidence, at times
- Source of exotic meat
- Source of extra cash
- Source of extra income
- Source of extra lean meat
- Source of extra pay
- Source of extra spending money
- Source of extra sweetness
- Source of extra-large eggs
- Source of eye color
- Source of facial embarrassment?
- Source of failed-bank info
- Source of fall color
- Source of false returns
- Source of fame for Australia's Andamooka Fields
- Source of family funds
- Source of family traits
- Source of faraway X-rays
- Source of fast-acting carbs
- Source of fatback
- Source of fatty acids
- Source of feathers in pillows
- Source of feathers
- Source of feedback
- Source of feedback, informally?
- Source of feeling maybe
- Source of feeling, maybe
- Source of feelings
- Source of feta cheese
- Source of fiber
- Source of fiber in some muffins
- Source of filet mignon
- Source of film trivia
- Source of financial support
- Source of fine caviar
- Source of fine china
- Source of fine fleece
- Source of fine rugs
- Source of fine white marble
- Source of fine wool
- Source of fine yarn
- Source of fire water
- Source of firm information
- Source of fizz
- Source of Flash animation?
- Source of flashes
- Source of flat needles
- Source of flavor
- Source of fleece
- Source of flour or rumors
- Source of flowing water
- Source of fodder
- Source of folic acid
- Source of food in Tahiti
- Source of food
- Source of formic acid
- Source of four great rivers, in the Bible
- Source of four symbols on the South Korean flag
- Source of fragrant wood
- Source of Franco-German friction
- Source of free music
- Source of French fries
- Source of French fries, informally
- Source of French Riviera heat
- Source of frequent criticism, as it were
- Source of fresh water
- Source of friction for flames?
- Source of fries
- Source of fries, informally
- Source of fries, slangily
- Source of frustration for Charlie Brown
- Source of Fudd-like heartburn?
- Source of fuel in Ireland
- Source of funding for some galleries (abbr)
- Source of funding for the BBC
- Source of funds
- Source of funds for Medicare
- Source of funds for srs
- Source of funds in DC