The word Rockwod is misspelled against Rockwood, a noun meaning "Ligniform asbestus; also, fossil wood."
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Rockwood has double "oo" is mispronounced as "o"
Remember double 'OO' in between the strings rockw & d which should not be misspelled with single 'O'
Wrong Spelling:  rockw-o-d 
Correct Spelling:  rockw-oo-d 
Find more incorrect spellings of Rockwood to spell right way.