Bokmark or Bookmark: How To spell?
The word Bokmark is misspelled against Bookmark, a noun meaning "Something placed in a book to guide in finding a particular page or passage; also, a label in a book to designate the owner; a bookplate."
Bookmark has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings b & kmark which should not be misspelled with single 'O'
Wrong Spelling:  b-o-kmark  Correct Spelling:  b-oo-kmark 
Find more incorrect spellings of Bookmark to spell right way.