L'esprit de l'escalier
L'esprit de l'escalier is the perfect retort that arrives only after you've left the room — literally, 'the wit of the staircase'.
Full definition of L'esprit de l'escalier →:: COMPARE ::
L'esprit de l'escaliervsTreppenwitz
The short answer
Same staircase, borrowed. German calqued the French phrase rather than coining independently — so what looks like two languages noticing the same human experience is really one phrase wearing two languages.
Side by side
| Aspect | L'esprit de l'escalier | Treppenwitz |
|---|---|---|
| Origin | French, after Diderot | Calqued from French |
| Literally | Wit of the staircase | Staircase-joke |
| Independent? | Yes | No |
| English version | Staircase wit | Staircase wit |
What each one means
Treppenwitz
The contrast above sets out how Treppenwitz differs from L'esprit de l'escalier on the points that actually matter.