The story
- Proto-Indo-European*per-der.?
- Proto-Indo-European*pér
- Proto-Italic*per
- Latinper
- Old Frenchpar
- Middle Englishper-
- Proto-Indo-European*kob-
- Proto-Germanic*hampą
- Old Norsehapp
- Middle Englishhap
- Middle Englishperhap
- Middle Englishperhappes
- Middle Englishperhap
- Middle Englishperhappous
- English todayperhaps
From Middle English perhappes, perhappous, variant of earlier perhap (“perhaps, possibly”), equivalent to per- + hap (“chance, coincidence”) + -s, on model of Middle English parchaunce (modern perchance).
Words from the same roots
Etymology from Wiktionary, CC BY-SA 4.0.