The word Dorstead is misspelled against Doorstead, a noun meaning "Entrance or place of a door."
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Doorstead has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings d & rstead which should not be misspelled with single 'O'
Wrong Spelling:  d-o-rstead 
Correct Spelling:  d-oo-rstead 
Find more incorrect spellings of Doorstead to spell right way.