NORTH-TOOKS: Rearrange graphite for a thain’s bride – and she’s one of these!
ISENGRIM (TOOK): Harsh metal, poetically, forms him.
PEARL (TOOK): Add liquid to fruit for her.
PALADIN (TOOK): Regal dwelling loses this French racket for him.
I: Whisky-based tipple is heard to suffer ovine extraction, but through turmoil finds direction for him.
PERVINCA TOOK: A ghazal would do this here.
Right both times! Well done.
The remaining clue is the hardest, but you'll find the answer in the same place as the others.
I had to invert the password because to use the 'ghazal' clue, Pervinca Took had to come at the end.
Oh, and not only are there no Tooks with names beginning with N, there is only one hobbit! Nob, one of Barliman Butterbur's helpers. So the North-Tooks came to the rescue. I wanted it to be all Tooks if possible.