arch
orbicule
rock face
formation
cataclasis
cavern
endolithic
open book
euendolith
ultramafic
mafic
felsic
nappe
outthrust
cranny
rockmass
rock formation
saddle reef
sedimentary
cryptocrystalline
boulder
bowlder
chimney
microfissure
cornstone
cuniculate
lithosome
pillow lava
cove
mesocavern
diapir
upfilling
incaved
petrology
section
shield
glimmerite
grotto
cavern out
endomorphism
syncline
divisional plane
boulderstone
clastic
plastiglomerate
talus
cinder cone
earthhole
subformation
pyroclastic
vug
undermine
nelsonite
cave
grot
porphyrite
fragmental
chasmolithic
crop
volcanic
rift
vein
rockhole
boss
rockbound
scree
sheet
cavernlike
autochthon
eurite
anorthosite
gabbro
abyssolith
agraff
anorthite
lissen
microlith
outcrop
scar
drop
cliff
living rock
adesite
chasmoendolith
dolerite
drop-off
matrix
shake
clay slate
ledge
cavernously
magmatic
tafone
orogen
tillite

English words for 'A natural arch-shaped opening in a rock mass.'

As you may have noticed, above you will find words for "A natural arch-shaped opening in a rock mass.". Hover the mouse over the word you'd like to know more about to view its definition. Click search related words by phrase or description. to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.

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