Related by context. Frequent words. (Click for all words.) 50 caverns 40 darkened 39 dark dank 39 subterranean 38 cavern 37 grottos 37 candlelit 36 caves 36 geologic formations 36 underground caverns 35 dark 35 cloisters 35 cellars 33 stalactites 33 trackless 32 beneath 32 underground 32 crypts 32 unmapped 32 swell 32 shadows 31 ghostly 31 mine shafts 31 labyrinths 31 thinned 31 ghostlike 31 dark recesses 31 granite boulders 30 sandstone cliffs 30 geological formations 30 dim 30 crevices 30 luminous 30 sunless 30 musty 30 elevator shafts 30 cavernous 30 Egyptian pyramids 29 darkening 29 unlighted 29 hollows 29 crevasses 29 stalagmites 29 shimmered 29 vaulted ceilings 29 limestone cliffs 29 dimly lit 29 emptiness 29 moonlight 29 inky black 29 slosh 29 candle lit 29 burrow 29 labyrinth 29 grottoes 28 glens 28 murky depths 28 dank 28 cave 28 twinkling 28 tar pits 28 basements 28 slither 28 darkness 28 catacombs 28 lurk 27 receding 27 dappled 27 lonely 27 depths 27 burrows 27 storage caverns 27 slowly 27 straggle 27 stairways 27 climb 27 alcoves 27 flickering candles 27 moonlit 27 dwindle 27 shrinking 27 dimly lighted 27 bottomless 27 disappear 27 rock formations 27 swelled 27 creeps 27 waterholes 26 tunnels 26 passageways 26 gilded 26 ventilation shafts 26 creatures 26 depleted 26 grotto 26 shrouded 26 plentiful 26 underground bunkers 26 antechamber 26 nooks 26 domed ceiling