The letters DO followed by a CK spells "dock."The word do (doo) followed by the K sound is "duke."
I'm a bit confused by the question. If you are looking for a word that fits that try bassoon
Coffee is a word. It contains double e and double f. Address contains two double letters.
Anagrams. This word has 8 letters.
The letters spell the word double.
Aye is a word whose meaning is similar to that of 'yes', and that starts with the letters 'ay-',
Raccoon is a word. It includes double letters in a row.
The first word in the dictionary that starts with the letters sir is the word "sir".