Hohlkreuz
hollow back
Hohlraum
cavity
hollow space
Hohlheit
speciousness
Hohlkehle
fillet
Hohlkopf
ding-a-ling
Hohltier
coelenterate
Hohlorgan
hollow organ
Hohlweg
defile
hollow-way
ravine
sunken road
Höhle
cave
cavern
hole
cavity
hollow
höhlen
hollow out
Wahlkreis
constituency
electoral district
electorate
riding
ward
Heilkraut
herb
Doppelkreuz
number sign
double sharp
Gelbkreuz
mustard gas
Taukreuz
tau
Türkreuz
rail
Wegekreuz
shrine
Drehkreuz
turnstile
transport hub
lug wrench
Großkreuz
Grand Cross
Hakenkreuz
swastika
fylfot
gammadion
hooked cross