The word "FOSKO" is spelled using the IPA phonetic transcription system as /ˈfɒskəʊ/. The initial "F" represents the voiceless labiodental fricative sound, followed by the "O" and "S" representing the short "o" vowel and voiceless alveolar sibilant sounds respectively. The second "K" represents the voiceless velar plosive sound, and the final "O" again represents the short "o" vowel sound. The spelling of "FOSKO" accurately reflects the pronunciation of each individual sound in the word.