Oscilation or Oscillation: How To spell?

The word Oscilation is misspelled against Oscillation, a noun meaning "Fluctuation; variation; change back and forth."

Oscillation has double "ll" is mispronounced as "l"
Remember double 'LL' in between the strings osci & ation which should not be misspelled with single 'L'
Wrong Spelling:  osci-l-ation 
Correct Spelling:  osci-ll-ation 
Find more incorrect spellings of Oscillation to spell right way.