Crokbill or Crookbill: How To spell?
The word Crokbill is misspelled against Crookbill, a noun meaning "A New Zealand plover (Anarhynchus frontalis), remarkable for having the end of the beak abruptly bent to the right."
Crookbill has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings cr & kbill which should not be misspelled with single 'O'
Wrong Spelling:  cr-o-kbill  Correct Spelling:  cr-oo-kbill 
Find more incorrect spellings of Crookbill to spell right way.