Portmantaius or Portmanteaus: How To spell?

The word Portmantaius is misspelled against Portmanteaus, which is plural of "Portmanteau"

Portmanteaus has vowels 'ea' together mispronounced as 'ai'
Word contains consecutive vowels 'EA' in between alphabets portmant & us is misspelled as 'AI'
Wrong Spelling:  portmant-ai-us 
Correct Spelling:  portmant-ea-us 
Check more misspelled words of Portmanteaus to spell it correct.

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