dungeon

n.土牢，地牢

dumbfound (also dumfound), dumbly, dumbness, dumdum, dummy, dummy run, dump, dumper, dumpiness, dumping, dumpling, dumps, dumpy, dun, dunce, dunce's cap, dunderhead, dune, dung, dungarees, dunghill, dunk, duo, duodecimal, duodenal, duodenum, duologue, dupe, duple time, duplex, duplicate, duplication, duplicator, duplicitous, duplicity, durability, durable, durables, duration, duress,