Decever or Deceiver: How To spell?

The word Decever is misspelled against Deceiver, a noun meaning "One who deceives; one who leads into error; a cheat; an impostor."

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