Slagy or Slaggy: How To spell?
The word Slagy is misspelled against Slaggy, an adjective meaning "pertaining to slag; resembling slag; as, slaggy cobalt."
Slaggy has double "gg" is mispronounced as "g"Remember double 'GG' in between the strings sla & y which should not be misspelled with single 'G'
Wrong Spelling:  sla-g-y  Correct Spelling:  sla-gg-y 
Browse incorrect spellings of Slaggy to spell it good.