Sapwod or Sapwood: How To spell?
The word Sapwod is misspelled against Sapwood, a noun meaning "The alburnum, or part of the wood of any exogenous tree next to the bark, being that portion of the tree through which the sap flows most freely; -- distinguished from heartwood."
Sapwood has double "oo" is mispronounced as "o"Remember double 'OO' in between the strings sapw & d which should not be misspelled with single 'O'
Wrong Spelling:  sapw-o-d  Correct Spelling:  sapw-oo-d 
Find more incorrect spellings of Sapwood to spell right way.