Retaener or Retainer: How To spell?

The word Retaener is misspelled against Retainer, a noun meaning "A fee paid to engage a lawyer or counselor to maintain a cause, or to prevent his being employed by the opposing party in the case; -- called also retaining fee."

Word contains consecutive vowels 'AI' in between alphabets ret & ner is misspelled as 'AE'
Wrong Spelling:  ret-ae-ner 
Correct Spelling:  ret-ai-ner 
Explore spell check of Retainer to spell without errors.

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