TAR-CALION: A rodent scurries backwards, joining A noteless baby cow and a charged atom for him.
H: A pronoun, a state of mind and a vowel reveal him.
B
ILBO: One of the titular characters. Take the second.
M
ELKOR: The limping evil dude. Take the second.
WUL
F: He is lupine with a vowel switch. Take the fourth.
Now the old king's dead, long live the Queen!