[Galadriel55]

1. SAURON Finnish invention replaced article with conjunction, tangled lord.
2. Hobbit's reflection confuses action and location of fish.
3. ANNATAR Rodent jumped back after girl beguiled Elves.
4. Small big boy girl puzzled king.
5. BILBO I replaced you in plant part before exclamation was heard by hobbit.
6. DEAGOL Leave in the middle of a bargain? Don't want to share assets.
7. ALATARIEL Science fiction princess lies back on top of sacrificial table for a crowned maiden.
8. One of stone folk stumbles over nomad wizard.
9. Revive muddled point, get near-palindrome.
10. Dazed, cropped element joins thankless star for smith.


The reflection for #2 is quite literal. The answer to the clue is Samwise, but only the reflection will yield the correct password.