Er is definitions

Erciş

1) Town in Turkey 2) City in Asia 3) City of Turkey 4) City of Asia 5) City in Turkey
Found on https://www.crosswordclues.com/clue/erciş

Erris

1) Area of County Mayo
Found on https://www.crosswordclues.com/clue/erris

Erpis is a genus of moths of the Crambidae family. It was described by Walker in 1863. It contains only one species, Erpis macularis, which is found on Borneo. The forewings are whitish with a blackish discal spot and four blackish bands. ...
Found on http://en.wikipedia.org/wiki/Erpis