1. Futterneid–literally “feed envy”; the feeling of regret and envy when your food arrives at a restaurant and
other peoples’ orders look way better than what you ordered.
2. Kummerspeck–literally “grief bacon”; the weight you gain from emotional overeating.
3. Treppenwitz–literally “stairway joke”; the best jokes, lines, and comebacks that always occur to you
Okay, the last one is a phrase–
4. Wo sich Fuchs und Hase gute Nacht sagen–literally “where fox and hare say goodnight to one another”; English equivalents may be “out in the sticks”, “middle of nowhere”, or, if you want to be crude, “BFE”.