Welcome to the boards, Huinesoron, and to the joys of (mostly) cryptic Tolkien clues.
Goldilocks is correct. It runs backwards because I couldn't make the password AND the theme work otherwise. The 'we hear' is because we hear 'Goldie' but we don't use the 'e.'
1. She’s a good catch, you hear, but it sounds like a twisted deal.
Arwen: Orome loses an article, but two directions lead to her.
Skcolidlog: Blue Peter dog, we hear, is very clever. She runs backwards and secures the room!
4. See him labour and aspirate with four-fifths of a battering ram, however badly.
Rimaraf: Perturbed, the blessed Welsh virgin joins the air force, running back to find him.
Elanor: She wraps knowledge (albeit twisted) around a volatile metal.
7. Foxy place of note; sounds like he needs to defrost, though.