Sada or Sadda: How To spell?

The word Sada is misspelled against Sadda, a noun meaning "A work in the Persian tongue, being a summary of the Zend-Avesta, or sacred books."

Sadda has double "dd" is mispronounced as "d"
Remember double 'DD' in between the strings Sa & a which should not be misspelled with single 'D'
Wrong Spelling:  Sa-d-a 
Correct Spelling:  Sa-dd-a 
Browse incorrect spellings of Sadda to spell it good.

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