Anuptaphobia is the fear of staying single.
11
Switching letters is called spoonerism. For example, saying "jag of Flapan", instead of "flag of Japan".
2
Longest officially recognized place name is Taumatawhakatangihangakoauauotamateapokaiwhenuakitanatahu.
112
The words ‘racecar,’ ‘kayak’ and ‘level’ are the same whether
they are read left to right or right to left (palindromes).
they are read left to right or right to left (palindromes).
120