偿还

偿 = 亻 + 尝 : Charlie Chaplin (ch) made a very nice dish in the anglepod's kitchen (ang2), but Rosa Luxemburg (亻) messed it all up by adding too many spices. To compensate (偿) for it she has to cook it all again, with Charlie Chaplin warily tasting (尝) the food from time to time.

还 = 不 + 辶 : Hamlet sees an early exhibit of king Leonidas' gladiator sandals in the airplane's kitchen. However, the exhibition is still not set up but in the progress of being set up, so there's a big sign showing that it's forbidden to touch the sandals.