There is a total of 1914 clues beginning with er
- ER types
 - ER units
 - ER VIP
 - ER VIPs
 - ER visitors
 - ER vitals
 - ER word
 - ER word or ERA, eg
 - ER worker
 - ER workers
 - Er ___ (he says): Ger
 - Er ___, hilly coast region of Morocco
 - Er ___: Moroccan region
 - Er's brother
 - Era
 - ERA  
eg
 - ERA eg
 - ERA for one
 - Era after Bronze
 - Era after era
 - Era alternative
 - Era anagram
 - ERA and BA
 - ERA and OBP
 - ERA and others
 - ERA and RBI
 - ERA and RBI, eg
 - ERA and RBI, say
 - ERA and RBIs
 - ERA and the like
 - Era associated with modern furniture
 - ERA beneficiaries
 - ERA component
 - Era components: abbr
 - Era dating from Kitty Hawk
 - Era divisions: Abbr
 - Era divs
 - Era ended by Vesuvius?
 - ERA for one
 - ERA group
 - Era important to Houston
 - Era in American history
 - Era in Europe: 1000 BC-AD 100
 - Era in man's rise
 - Era in some fairy tales
 - Era in which alphabetic writing became widespread
 - Era in which dinosaurs became extinct
 - Era in which metal cutting-tools emerged
 - ERA leader
 - Era of a German philosopher?
 - Era of bringing up rabbits?
 - Era of commercials?
 - Era of Good Feelings leader
 - Era of Horace and Vergil
 - Era of ignominy?
 - Era of ignorance
 - Era of liberalization
 - Era of the caveman
 - Era of the Charleston
 - Era of the dinosaurs
 - Era of the Flintstones
 - Era of the poet Hesiod
 - Era of the Red Baron?
 - Era of yore
 - Era of ___ (period in Notre Dame football history)
 - ERA or BA
 - Era or epoch
 - ERA or GNP
 - ERA or HR
 - ERA or INTs, for example
 - ERA or PPG
 - ERA or RBI
 - ERA or RBI
 - ERA or RBI, eg
 - ERA or TDs
 - ERA or WHIP, for a pitcher
 - ERA part
 - ERA part: Abbr
 - ERA proponent
 - Era referred to in the United Kingdom as "naughty"?
 - Era reversal
 - Era rival
 - ERA sponsor
 - ERA supporter
 - ERA supporters
 - Era that began in 1957
 - Era that began in the late 1950s
 - Era that began with a blast?
 - Era that began with Sputnik
 - Era that metal cutting-tools emerged
 - Era that spawned the information superhighway
 - Era units: Abbr
 - Era upon era
 - Era when dinosaurs were dominant
 - Era's advent
 - ERA, eg
 - ERA, for one
 - ERA, HR, RBI, etc
 - Era, in Madrid
 - Era, perhaps