The word Drabing is misspelled against Drabbing, which is present continuous of "Drab"
-->
Drabbing has double "bb" is mispronounced as "b"
Remember double 'BB' in between the strings Dra & ing which should not be misspelled with single 'B'
Wrong Spelling:  Dra-b-ing 
Correct Spelling:  Dra-bb-ing 
Find more wrongly spelled words of Drabbing to spell it well.