Progresional or Progressional: How To spell?

The word Progresional is misspelled against Progressional, an adjective meaning "pertaining to progression; tending to, capable progress."

Progressional has double "ss" is mispronounced as "s"
Remember double 'SS' in between the strings progre & ional which should not be misspelled with single 'S'
Wrong Spelling:  progre-s-ional 
Correct Spelling:  progre-ss-ional 
Find more incorrect spellings of Progressional to spell right way.

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