English
prostrike
pro- + strike
Proto-Indo-European *pér ‘through’
Proto-Indo-European *pró ‘forwards, before’
Proto-Italic *prō ‘in front of, before’
Latin prō ‘in favor of, on behalf of’
English pro-
Proto-Indo-European *streyg- ‘to stroke’
Proto-Germanic *strīkaną ‘to stroke’
Proto-West Germanic *strīkan ‘to stroke’
Old English strīcan ‘to pass lightly over’
Middle English stryken ‘to strike’
English strike
Today it means
adj In favour of a strike (industrial action).
Language periods are conventional ranges, not dates for this word.
Etymograph / prostrike