Treunbands or Trainbands: How To spell?

The word Treunbands is misspelled against Trainbands, which is plural of "Trainband"

Word contains consecutive vowels 'AI' in between alphabets tr & nbands is misspelled as 'EU'
Wrong Spelling: tr-eu-nbands
Correct Spelling: tr-ai-nbands
Check more misspelled words of Trainbands to spell it correct.