Ambren or Ambrein: How To spell?

The word Ambren is misspelled against Ambrein, a noun meaning "A fragrant substance which is the chief constituent of ambergris."

Word contains consecutive vowels 'EI' in between alphabets ambr & n is misspelled as 'E' as letter 'I' is phonetically ignored
Wrong Spelling:  ambr-e-n 
Correct Spelling:  ambr-ei-n 
Explore spell check of Ambrein to spell without errors.