Glasful or Glassful: How To spell?
The word Glasful is misspelled against Glassful, a noun meaning "The contents of a glass; as much of anything as a glass will hold."
Glassful has double "ss" is mispronounced as "s"Remember double 'SS' in between the strings gla & ful which should not be misspelled with single 'S'
Wrong Spelling:  gla-s-ful  Correct Spelling:  gla-ss-ful 
Check more misspelled words of Glassful to spell it correct.