Pertened or Pertained: How To spell?

The word Pertened is misspelled against Pertained, which is past tense of "Pertain"

Word contains consecutive vowels 'AI' in between alphabets pert & ned is misspelled as 'E'
Wrong Spelling: pert-e-ned
Correct Spelling: pert-ai-ned
Explore spell check of Pertained to spell without errors.