The story
- Proto-Indo-European*h₂ep
- Proto-Indo-European*h₂epó
- Proto-Indo-European*h₂ep(o)teros
- Proto-Germanic*after
- Old Englishæfter
- Middle Englishafter
- Englishafter
- Old Englishæfter
- Old Englishæfter-
- Middle Englishafter-
- Englishafter-
- Proto-Indo-European*sent-
- Proto-Italic*sentiō
- Latinsentiō
- Latinsēnsu
- Proto-Germanic*sinnaz
- Frankish*sinn
- Vulgar Latin*sennus
- Old Frenchsens
- Middle Englishsense
- Englishsense
- English todayaftersense
From after- + sense; apparently (re)coined by Henry James in the late 19th century.
Etymology from Wiktionary, CC BY-SA 4.0.