There is no 7-letter word using these letters, but there are these two 6-letter words:adroitdiatom
If you were to rearrange the letters in the word 'LNGEDNA' you would get England.
If you rearrange the letter of EIGHTH, you can make the word HEIGHT
Romantic
These letters can spell the 6-letter words DESIGN, SIGNED, SINGED, and DEIGNS.
LATCHES
haste
There are 6!/2! = 360 ways.
raw
Remove the phrase " five letters" and you will spell the word helicopter
The word 'disease' comes to mind.
epitaphs. peatship.