The story
- Englishflexi(ble)
- Proto-Indo-European*deh₂-
- Proto-Indo-European*deh₂y-
- Proto-Indo-European*dih₂-mon-
- Proto-Germanic*tīmô
- Proto-West Germanic*tīmō
- Old Englishtīma
- Middle Englishtyme
- Englishtime
- English todayflexitime
From flexi(ble) + time.
Etymology from Wiktionary, CC BY-SA 4.0.