Treoned or Trained: How To spell?

The word Treoned is misspelled against Trained, which is past tense of "Train"

Word contains consecutive vowels 'AI' in between alphabets tr & ned is misspelled as 'EO'
Wrong Spelling:  tr-eo-ned 
Correct Spelling:  tr-ai-ned 
Find more incorrect spellings of Trained to spell right way.

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