The spelling of the word "Cromartie" can be explained using the International Phonetic Alphabet. The first syllable is pronounced as /krəʊ/ with a long o sound. The second syllable is pronounced as /mɑː/ with a long aa sound. The third syllable is pronounced as /ti/ with an ee sound. The final e at the end is silent, so the word is spelled with an i instead. This is a common pattern in English spelling, where some letters are not pronounced but are included in the spelling of the word.
The word Cromartie is derived from the surname Cromarty or Crombie. It is of Scottish origin and refers to places named Cromarty or Crombie in Scotland. The surname may also be derived from Gaelic origins, where Cromba means crooked or bent, possibly referring to a geographical feature like a crooked river or bend in the land. Over time, the name might have been anglicized into Cromartie or Crombie.