Whiper or Whipper: How To spell?

The word Whiper is misspelled against Whipper, a noun meaning "A kind of simple willow."

Whipper has double "pp" is mispronounced as "p"
Remember double 'PP' in between the strings whi & er which should not be misspelled with single 'P'
Wrong Spelling: whi-p-er
Correct Spelling: whi-pp-er
Find more wrongly spelled words of Whipper to spell it well.