The letter which has clear and simple content.
(in the US) White with black letter/numerals.
black, clack, crack, track, trick, trice, trite, write, white
orca
Skunk.
oreo
Black wall tires.
Yes, yes there is: Keldo. A ledgendary water/fighting pokemon that you can only get in Black/White or Black/White 2
Scarlett's Letter
Colorful, maybe.
amazon
The 5 letter word is white.
It just sounds right. The reason "it just sounds right" is because it is written (or spoken) alphabetically: the letter B in the English alphabet comes before the letter W.