Costen or Costean: How To spell?

The word Costen is misspelled against Costean, a verb meaning "To search after lodes. See Costeaning."

Costean has vowels 'ea' together mispronounced as 'e'
Word contains consecutive vowels 'EA' in between alphabets cost & n is misspelled as 'E'
Wrong Spelling:  cost-e-n 
Correct Spelling:  cost-ea-n 
Find more incorrect spellings of Costean to spell right way.

You might be interested to know

Creturely or Creaturely?

Dedness or Deadness?

Deurate or Deaurate?