Post date: May 10, 2017 5:41:10 PM

erstwhile

adverb ERST-wile

Definition:

in the past : formerly

Examples

What had erstwhile been acres of wetland was eventually developed into a thriving residential neighborhood.

"The participants proceeded with civility and purpose. Meetings that erstwhile had taken entire days were concluded with agreement in an hour or two." — Greg Behrman, The Most Noble Adventure, 2007