The word "GALK" can be spelled using the International Phonetic Alphabet as /ɡælk/. The first sound is represented by the phoneme /ɡ/, which is a voiced velar stop, meaning the back of the tongue is pressed against the soft palate. The second sound is represented by /æ/, which is a front vowel pronounced with the mouth open and the tongue low. Finally, the last sound is represented by /k/, which is another voiced velar stop, produced by the same articulation as the first sound.