Dregish or Dreggish: How To spell?
The word Dregish is misspelled against Dreggish, an adjective meaning "Foul with lees; feculent."
Dreggish has double "gg" is mispronounced as "g"Remember double 'GG' in between the strings dre & ish which should not be misspelled with single 'G'
Wrong Spelling:  dre-g-ish  Correct Spelling:  dre-gg-ish 
Find more wrongly spelled words of Dreggish to spell it well.