1-There is only one word in the English language with three consecutive sets of double letters.... Bookkeeper
2-There is a word in the English language with only one vowel, which occurs six times : "indivisibility"
3-There are two words in the English language that have all five vowels in order : "abstemious" and "facetious" .
4-There are thirteen languages spoken by more than 1000 million people . They are : Mandarin Chinese , English , Hindi , Spanish , Russian , Arabic , Bengali , Portugues , Malay-Indonesian , French , Japanese , German and Urdu .
5-There are only 4 words in the English language which end in "duos" : tremendous , horrendous , stuoendous , and hazardous .
6-The word "queue" is the only word in the English language that is still pronounced the same way , when tha last four letters are removed.
7-"Almost" is the longest word in the English language with all the letters in alphabetical order.
8-The longest word in the English language , according to the Oxford Englsih Dictionary ,
"Pneumonoultramicroscopicsilicovolcanoconiosis"
9-The only 15 letter word that can be spelled without repeating a letter is " uncopyrightable"