The word Dunock is misspelled against Dunnock, an adjective meaning "The hedge sparrow or hedge accentor."
-->
Dunnock has double "nn" is mispronounced as "n"
Remember double 'NN' in between the strings du & ock which should not be misspelled with single 'N'
Wrong Spelling:  du-n-ock 
Correct Spelling:  du-nn-ock 
Check more misspelled words of Dunnock to spell it correct.