Using my clues form words one letter at a time,

1st post WORD LADDER( Easy)
Using my clues form words one letter at a time, beginning with a single letter. A letter once used cannot be discarded but you may jumble letters. Clues.....
1. 500 for the Ancient Roman
2. A prefix when used, hides, removes or gives the opposite meaning
3. Simba's home
4. Mound, hillock
5. Below
6. Load
7. Gaffe, error
8. Machines that wrap and tie
9. Removes horse's headgear, bit a the reins.
Best of luck