Avtonomasy or Autonomasy: How To spell?

The word Avtonomasy is misspelled against Autonomasy, a noun meaning "The use of a word of common or general signification for the name of a particular thing; as, "He has gone to town," for, "He has gone to London.""

Word begins with consecutive vowels 'AU' followed by alphabets 'tonomasy' is misspelled as 'AV'
Wrong Spelling:  av-tonomasy 
Correct Spelling:  au-tonomasy 
Find more incorrect spellings of Autonomasy to spell right way.

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