Intervened or Interveined: How To spell?

The word Intervened is misspelled against Interveined, an adjective meaning "Intersected, as with veins."

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