Ad is 14, backwards is 41, book Mk, backwards is MK, backwards is KM.

Ad = "Bible"

is 11, ii, 2, 20, T. (1 is Roman
Numeral i, add 0).

U is 21, Ta, 201, 201-66-66-66 books of the Bible = 3, C.

Cn is 112, An.

A is Roman Numeral i.

Therefore:

Skunk = Stink.

is 11, ii, 2, 20, T. (1 is Roman
Numeral i, add 0).

U is 21, Ta, 201, 201-66-66-66 books of the Bible = 3, C.

Cn is 112, An.

A is Roman Numeral i.

Therefore:

Skunk = Stink.