The spelling of the word "EXTE" follows the convention of English orthography, whereby words are formed using a combination of letters that represent specific sounds. In the case of "EXTE," the first two letters "EX" represent the sound /ɛks/, which is the same as the sound in the word "extra." The final two letters "TE" represent the phonetic transcription /t/ + /iː/, which together produce the sound /tiː/. Therefore, the correct IPA transcription for "EXTE" is /ɛks.tiː/.