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

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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