Nympheun or Nymphean: How To spell?
The word Nympheun is misspelled against Nymphean, an adjective meaning "pertaining to, appropriate to, nymphs; inhabited by nymphs; as, a nymphean cave."
Nymphean has vowels 'ea' together mispronounced as 'eu'Word contains consecutive vowels 'EA' in between alphabets nymph & n is misspelled as 'EU'
Wrong Spelling:  nymph-eu-n  Correct Spelling:  nymph-ea-n 
Check more misspelled words of Nymphean to spell it correct.