Curvilineur or Curvilinear: How To spell?

The word Curvilineur is misspelled against Curvilinear, an adjective meaning "Consisting of, or bounded by, curved lines; as, a curvilinear figure."

Curvilinear has vowels 'ea' together mispronounced as 'eu'
Word contains consecutive vowels 'EA' in between alphabets curvilin & r is misspelled as 'EU'
Wrong Spelling:  curvilin-eu-r 
Correct Spelling:  curvilin-ea-r 
Check more misspelled words of Curvilinear to spell it correct.

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