There is a total of 1914 clues beginning with er
- Erstwhile
- Erstwhile "Empire"
- Erstwhile "Madam Speaker" Nancy
- Erstwhile "Up, up and away" co
- Erstwhile "Wings of Man"
- Erstwhile $10 coin
- Erstwhile 19-Across overseer: Abbr
- Erstwhile acorn
- Erstwhile acorns
- Erstwhile African dictator
- Erstwhile air fleet
- Erstwhile airline
- Erstwhile alliance
- Erstwhile alliance founded in Sept 1954
- Erstwhile Ambassadors Club operator
- Erstwhile AMC autos
- Erstwhile anesthetic
- Erstwhile anesthetics
- Erstwhile Apple player
- Erstwhile Arab rep
- Erstwhile argument-settlers
- Erstwhile Asian kingdom
- Erstwhile Asiatic bigwig
- Erstwhile Atlanta arena
- Erstwhile Atlantic crosser
- Erstwhile auto
- Erstwhile auto line
- Erstwhile autocrat
- Erstwhile autocrat (alternate spelling)
- Erstwhile automaker
- Erstwhile Axis of Evil member
- Erstwhile Belgian airline
- Erstwhile big boomers in the sky (abbr)
- Erstwhile bird
- Erstwhile biscuit brand
- Erstwhile BlackBerry rival
- Erstwhile bloc letters
- Erstwhile boarder in Baker Street
- Erstwhile brand with a torch logo
- Erstwhile Brat Packer Rob
- Erstwhile CIA director
- Erstwhile caliphate minister
- Erstwhile campaign vehicle
- Erstwhile campus cutup
- Erstwhile candidate Herman with the mantra "9-9-9"
- Erstwhile Cape Cod AFB
- Erstwhile capital of Venezuela
- Erstwhile carfare
- Erstwhile catalogue
- Erstwhile cataloguer
- Erstwhile channel for country music, briefly
- Erstwhile chimney adornments
- Erstwhile Chinese leader
- Erstwhile Chrysler platform
- Erstwhile CIA rival
- Erstwhile coast-to-coast air race
- Erstwhile colt
- Erstwhile computer
- Erstwhile corp
- Erstwhile Corvette option
- Erstwhile counterirritants
- Erstwhile Cutlass maker, for short
- Erstwhile DC hostess
- Erstwhile DC team
- Erstwhile dairy deliverers
- Erstwhile dance craze
- Erstwhile dance hall
- Erstwhile deliverers
- Erstwhile denaro
- Erstwhile depilatory
- Erstwhile depilatory brand
- Erstwhile despot
- Erstwhile despot (Var)
- Erstwhile detergent brand
- Erstwhile detergent that pledged "white white washes without red hands"
- Erstwhile dictator
- Erstwhile divorce capital
- Erstwhile Dodge or magazine
- Erstwhile draft initials
- Erstwhile eatery
- Erstwhile empire, in brief
- Erstwhile epithet for Bing
- Erstwhile Ethiopian emperor
- Erstwhile Eur arena
- Erstwhile filly
- Erstwhile First Lady of France Carla
- Erstwhile flames
- Erstwhile flier
- Erstwhile flight inits
- Erstwhile flyer
- Erstwhile Ford
- Erstwhile Fords
- Erstwhile fourpence
- Erstwhile GM division
- Erstwhile gag gift
- Erstwhile game-show mogul
- Erstwhile gas-station giveaways
- Erstwhile General Motors line
- Erstwhile Genoese magistrate
- Erstwhile geopolitical units: Abbr