Antiparalels or Antiparallels: How To spell?
The word Antiparalels is misspelled against Antiparallels, a noun meaning "Straight lines or planes which make angles in some respect opposite in character to those made by parallel lines or planes."
Antiparallels has double "ll" is mispronounced as "l"Remember double 'LL' in between the strings antipara & els which should not be misspelled with single 'L'
Wrong Spelling:  antipara-l-els  Correct Spelling:  antipara-ll-els 
Find more wrongly spelled words of Antiparallels to spell it well.