Fernweh - longing for a far off place. In Welsh this could hiraeth.
Schnapsidee - idea that comes from drinking too much Schnapps. Been there, done that, love it.
Torschlusspanik - fear that you’ve missed out.
Mutterseelenallein - forever alone
Hotel Mama - living with mum and dad
Lebensabschnittspartner - part-of-life partner
Zukunftsangst - fear of the future
Lebenskunst - the art of living
And my favourite - schadenfreude, the pleasure you get from someone else's misfortune.