The word "ICOAIR" is spelled using the international phonetic alphabet, which represents the sounds of human speech. In IPA transcription, "ICOAIR" would be written as /aɪ-koʊ-ɛər/. The first sound is a diphthong, made up of the vowels /aɪ/. The second sound is a combination of the sounds /k/ and /oʊ/. The third sound is the vowel /ɛər/, which is similar to the word "air". Overall, the spelling of "ICOAIR" reflects the sounds that make up its pronunciation.