The word "cammack" is a tricky one to spell. It is pronounced /kæmæk/, with the stress on the first syllable. To understand its spelling, we need to break it down phonetically. The first syllable is pronounced like "cam," which is spelled with a "c" and an "a". The second syllable is pronounced like "mack," which is spelled with a "m" and an "a" followed by a doubled "c". Therefore, we spell "cammack" with a "c", two "m"s, an "a", and a doubled "c".