What word begins with 'h', ends with 'n', contains six letters, and contains eight words besides itself without transposing a single letter?
This may be a cheat, I am not sure if you can skip letters but here goes...
HASTEN
1) HA
2) HAS
3) HAST (archaic)
4) HASTE
5) A
6) AS
7) ATE
8) HATE