The word Shuderingly is misspelled against Shudderingly, an adverb meaning "In a shuddering manner."
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Shudderingly has double "dd" is mispronounced as "d"
Remember double 'DD' in between the strings Shu & eringly which should not be misspelled with single 'D'
Wrong Spelling:  Shu-d-eringly 
Correct Spelling:  Shu-dd-eringly 
Check more misspelled words of Shudderingly to spell it correct.