Lake Chargoggagoggmanchauggagoggchaubunagungamaugg, the full-length version of the name, is the longest place name in the United States and 6th longest in the world. Its 17 uses of "g" are the most instances of any letter in a word. The name also contains 10 instances of the letter "a" (not including the "a" in "lake"), more than any word in the English language.