aeolian structure
alkali flats
alluvial fan
alluvium
archipelago
arète
atoll
avalanche

badlands
barchan
barrier island
barrier reef
bay bar
bayou
beach
blowhole
bluff
butte

caldera
canyon
cartography
cataract
cave
cinder cone
cirque
cliff
col
combe
continent
continental shelf
contour
cordillera
crevasse

debris avalanche
delta
desert
drainage basin
drift
drumlin
Dry Valleys
dune

East Pacific Rise
escarpment
esker
estuary

fall line
firth
fjord
fumarole

geodesy
geography
geyser
glacial drift
glacier
gorge
graben
Great Rift Valley
Gulf Stream
guyot

hanging valley
Humboldt current
hummock

iceberg
ice-sheet
inselberg
island
island arc

jökulhlaup

karst
kettle hole
kipuka

lagoon
lake
land bridge
levée
littoral zone
longshore drift

Mercator, Gerardus (1512–1594)
mesa
moor
moraine
mountain
muskeg

Nansen, Fridtjof (1861–1930)
névé
North Pole

oasis
ocean
ocean basin
ocean currents
ocean waves
oceanography
oxbow lake

peneplain
peninsula
permafrost
pingo
pit crater
plain
playa

raised beach
relief
rift valley
rift zone
river

salina
salt flat
salt lake
Sargasso Sea
savanna
seafloor
sediment
sedimentation
séracs
shield volcano
silt
sink hole
soil erosion
spit
spring
stack
steppes
strait
stratovolcano

taiga
tsunami
tundra

U-shaped valley

valley
vent
volcanic dome
volcano

water cycle
waterfall
watershed
whirlpool