"Greenhaw" is a compound word consisting of "green" and "haw," both of which are spelled phonetically. The first part of the word, "green," is pronounced as /ɡriːn/. This is a simple spelling as the "ee" in "green" represents the long "e" sound. The second part of the word, "haw," is pronounced as /hɔː/. This spelling is more complex as the "aw" in "haw" represents the "ah" sound. Overall, the spelling of "greenhaw" is straightforward phonetically as it is made up of two simple phonetic spellings.