Sheryvallies or Sherryvallies: How To spell?
The word Sheryvallies is misspelled against Sherryvallies, a noun meaning "Trousers or overalls of thick cloth or leather, buttoned on the outside of each leg, and generally worn to protect other trousers when riding on horseback."
Sherryvallies has double "rr" is mispronounced as "r"Remember double 'RR' in between the strings she & yvallies which should not be misspelled with single 'R'
Wrong Spelling:  she-r-yvallies  Correct Spelling:  she-rr-yvallies 
Find more wrongly spelled words of Sherryvallies to spell it well.