Slabered or Slabbered: How To spell?
The word Slabered is misspelled against Slabbered, which is past tense of "Slabber"
Slabbered has double "bb" is mispronounced as "b"Remember double 'BB' in between the strings Sla & ered which should not be misspelled with single 'B'
Wrong Spelling:  Sla-b-ered  Correct Spelling:  Sla-bb-ered 
Explore spell check of Slabbered to spell without errors.