The word "Jeffress" is a surname that is pronounced as /dʒɛfrəs/. The initial "J" represents the sound /dʒ/, which is similar to the "j" sound in "jump." The next two vowels "e" and "i" are pronounced separately as /ɛ/ and /i/ respectively. The following consonant cluster "ff" represents the sound /f/. Finally, the word ends with the sound of "s" represented as /s/. This spelling of Jeffress follows the English language's phonetic rules and makes it easier to correctly pronounce the name.