The SH sound is spelled several ways. This causes great confusion with ESL speakers. While it is usually spelled with the letters, SH, it can be spelled the following ways:
SH: she, push
CH: Chicago
T: caption
S: sugar
SS: pressure
C: clinician
How to spell the SH sound
Feb 19, 2014 | How to pronounce English words correctly, Pronunciation Training, Spelling rules and pronunciation