coach /koʊtʃ/
umbrella /ʌmˈbrelə/
But how to pronounce "coach's umbrella"
This page said "The rules for the pronunciation of a noun with ’s are the same as the rules for pronunciation of plural forms of nouns."
So, Is /koʊtʃɪzʌmˈbrelə/ correct?
If it is correct, then "coach's umbrella" & "coaches' umbrella" sound the same.