Following are all the boulder like words, in the list below.
BOWLDER
100% like boulder
STONE
100% like boulder
ROCK
99.98% like boulder
CAVE
99.98% like boulder
CLIFF
99.97% like boulder
BLOCK
99.85% like boulder
ROCHER
99.68% like boulder
CLIMBER
99.5% like boulder
KAYA
99.43% like boulder
ROC
99% like boulder
BLOC
98.92% like boulder
SHEK
90.73% like boulder
OUTCROPPING
50.12% like boulder
ROCKFACE
50.12% like boulder
ROCKPILE
50.12% like boulder
SANDSTONE
50.12% like boulder
CRAG
50.12% like boulder
PEBBLE
50.12% like boulder
ROCKS
50.12% like boulder
MOUNTAIN
50.12% like boulder
OUTCROP
50.12% like boulder
CHOCKSTONE
50.12% like boulder
ROCKFALL
50.12% like boulder
GULLEY
50.12% like boulder
PUDDINGSTONE
50.12% like boulder
ROCKSLIDE
50.12% like boulder
CANYON
50.12% like boulder
GRANITE
50.12% like boulder
TRAPROCK
50.12% like boulder
RIMROCK
50.12% like boulder
BASALT
50.12% like boulder
GRITSTONE
50.12% like boulder
QUARRY
50.12% like boulder
QUARTZITE
50.12% like boulder
LIMESTONE
50.12% like boulder
LEDGE
50.12% like boulder
SLAB
50.12% like boulder
HILL
50.12% like boulder
CAIRN
50.12% like boulder
CLIFT
50.12% like boulder
LICHENED
50.12% like boulder
HOGBACK
50.12% like boulder
BUTTE
50.12% like boulder
SNOWFIELD
50.12% like boulder
CRAGS
50.12% like boulder
CREVICE
50.12% like boulder
CLIFFS
50.12% like boulder
PEBBLES
50.12% like boulder
OUTCROPPINGS
50.12% like boulder
MOUNTAINSIDE
50.12% like boulder
RUMNEY
50.12% like boulder
ROCKWALL
50.12% like boulder
GULLY
50.12% like boulder
CLIFFSIDE
50.12% like boulder
STONES
50.12% like boulder
ROADCUT
50.12% like boulder
SERAC
50.12% like boulder
GREYWACKE
50.12% like boulder
HUMMOCK
50.12% like boulder
PITON
50.12% like boulder
TUFA
50.12% like boulder
SARSEN
50.12% like boulder
FLAGSTONE
50.12% like boulder
GRAVEL
50.12% like boulder
MONZONITE
50.12% like boulder
CLAYSTONE
50.12% like boulder
RIDGE
50.12% like boulder
ROCKFALLS
50.12% like boulder
SCREE
50.12% like boulder
CLIMBING
50.12% like boulder
TALUS
50.12% like boulder
HILLSIDE
50.12% like boulder
EMBANKMENT
50.12% like boulder
SHALEY
50.12% like boulder
MARBLE
50.12% like boulder
LEDGY
50.12% like boulder
PETROGLYPH
50.12% like boulder
CAVERN
50.12% like boulder
HILLOCK
50.12% like boulder
SANDBAG
50.12% like boulder
MONZOGRANITE
50.12% like boulder
MUDROCK
50.12% like boulder
SEACLIFF
50.12% like boulder
OUTCROPS
50.12% like boulder
SANDTRAP
50.12% like boulder
CREVICED
50.12% like boulder
MARLSTONE
50.12% like boulder
CAPROCK
50.12% like boulder
CULVERT
50.12% like boulder
CLIFTS
50.12% like boulder
WATERFALL
50.12% like boulder
SLABBY
50.12% like boulder
STREAMBED
50.12% like boulder
HORNSTONE
50.12% like boulder
WHINSTONE
50.12% like boulder
WASATCH
50.12% like boulder
HOGBACKS
50.12% like boulder
SERPENTINITE
50.12% like boulder
TUFAS
50.12% like boulder
FELSITE
50.12% like boulder