What's the "een" in Halloween?
fem. proper name, variation of Madeline. The kind of small, rich confection is attested from 1845, said in OED to be named for Madeleine Paulmier, 19c. French pastry cook; any use with a sense of "small thing that evokes powerful nostalgia" is due to Proust (1922).
Paris church designed by Pierre-Alexandre Vignon in 1806. The Madeleine, in the form of a Roman temple surrounded by a Corinthian colonnade, reflects the taste for classical art and architecture that predominated in France during the Empire phase of the Neoclassical movement
delicate, scallop-shaped French tea cake often served with fruit or sherbet. In its preparation, flour, eggs, and sugar are beaten with a large proportion of butter, incorporating as much air as possible; then grated lemon rind and vanilla extract, and sometimes rum, are added. After baking in the customary 12-shell tin, the pastry is served plain or dusted with confectioner's sugar.