Seltenheit
rareness
Selenhefe
selenium yeast
Selenit
selenite
Elternzeit
parental leave
Altenheim
retirement home
old people's home
Belesenheit
erudition
Ebenheit
flatness
Wesenheit
entity
Eigenheit
idiosyncrasy
mannerism
peculiarity
quirk
singularity
Gelegenheit
opportunity
chance
occasion
facility
innings
instance
Zeiteinheit
unit of time
Selenat
selenate
Selenid
selenide
Seligkeit
salute
Seltsamkeit
oddness
selten
rare
seldom
rarely
sometimes
Weltende
end of the world
Elternteil
parent
Weltzeit
Universal Time
weltweit
worldwide
global