THAILAND, Ethiopia
There are 12 letters in the following, with two pairs of doubles so the answer is 12!/[2!*2!] = 119,750,400
Successfully is a 12 letter word with three set of double letters. Stubbornness is another 12 letter word.
Liechtenstein is the only one I know. ;)
Faroe Islands, French Guiana, Guinea-Bissau, New Caledonia, Turkmenistan, United States
thoroughfare
There are 12 two letter arrangements of the letters in PARK.
shnuzzlebunny 117 says the island of Jamaica
Obstetrician is a job title. It begins with o and is 12 letters long.
12. (techically there are 13, if you include the apostrophe, which counts as a letter in Hawaiian).
Taramasalata
Elite