English
escalefter
Blend of escalator + left, spelled with -er.
The story
Blend of escalator + left, spelled with -er. Coined by the Washington DC metro.
Today it means
noun One who stands still on the left of an escalator impeding those wanting to move more quickly (often the right of the escalator is for standing and the left is for walking).
Language periods are conventional ranges, not dates for this word.
Etymograph / escalefter