That the sentence “The quick brown fox jumps over the lazy dog” uses every letter in the English alphabet? And that “rhythm” is the longest word in the language without a vowel? “Strengths” on the other hand is the longest word with just one vowel. There are many such interesting facets of English words.

“Uncopyrightable” is the only 15-letter word that can be spelled without repeating any letter. “Typewriter” is the longest word that can be typed using only the top row of a standard keyboard. There are only four words in the English language that end in “dous” — hazardous, horrendous, stupendous and tremendous. The most commonly used letter in the alphabet is E.

“Bookkeeper” and “bookkeeping” are the only two words with three consecutive double letters. “Underground” is the only word that begins and ends with the letters “und”. “Dreamt” is the only word that ends in “mt”. Can you think of more words like these?