Dialel or Diallel: How To spell?

The word Dialel is misspelled against Diallel, an adjective meaning "Meeting and intersecting, as lines; not parallel; -- opposed to parallel."

Diallel has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings dia & el which should not be misspelled with single 'L'
Wrong Spelling:  dia-l-el 
Correct Spelling:  dia-ll-el 
Find more wrongly spelled words of Diallel to spell it well.