Sirker or Sirkeer: How To spell?
The word Sirker is misspelled against Sirkeer, a noun meaning "Any one of several species of Asiatic cuckoos of the genus Taccocua, as the Bengal sirkeer (T. sirkee)."
Sirkeer has double "ee" is mispronounced as "e"Remember double 'EE' in between the strings Sirk & r which should not be misspelled with single 'E'
Wrong Spelling:  Sirk-e-r  Correct Spelling:  Sirk-ee-r 
Find more wrongly spelled words of Sirkeer to spell it well.