The story
- Proto-Indo-European*pós
- Proto-Indo-European*pósti
- Proto-Italic*posti
- Old Latinposte
- Latinpost
- Englishpost-
- Proto-West Germanic*skauwōn
- Old Englishscēawian
- Middle Englishschewen
- Englishshow
- English todaypostshow
Etymology from Wiktionary, CC BY-SA 4.0.