Retaler or Retailer: How To spell?

The word Retaler is misspelled against Retailer, a noun meaning "One who retails anything; as, a retailer of merchandise; a retailer of gossip."

Word contains consecutive vowels 'AI' in between alphabets ret & ler is misspelled as 'A'
Wrong Spelling:  ret-a-ler 
Correct Spelling:  ret-ai-ler 
Explore spell check of Retailer to spell without errors.

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