--> Thimblerigger has double "gg" is mispronounced as "g"
Remember double 'GG' in between the strings thimbleri & er which should not be misspelled with single 'G'
Wrong Spelling:  thimbleri-g-er 
Correct Spelling:  thimbleri-gg-er 
Find more wrongly spelled words of Thimblerigger to spell it well.