Quadripenate or Quadripennate: How To spell?
The word Quadripenate is misspelled against Quadripennate, an adjective meaning "Having four wings; -- said of insects."
Quadripennate has double "nn" is mispronounced as "n"Remember double 'NN' in between the strings quadripe & ate which should not be misspelled with single 'N'
Wrong Spelling:  quadripe-n-ate  Correct Spelling:  quadripe-nn-ate 
Check more misspelled words of Quadripennate to spell it correct.