The word Dregish is misspelled against Dreggish, an adjective meaning "Foul with lees; feculent."
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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.