London is just one that I can think of
There is no such six letter word with those letters.
bagged
"ABSURD"
Candid?
codger
unpaid.
myriad
farcied
dental
A six letter word that can be made from those letters is devout.
favela, gelada, lavage
In English the largest word you can make is woaded, which uses six of the seven letters. There are no valid seven-letter combinations from the pattern a d d e h o w.