The spelling of the word "aircools" consists of two syllables: "air" and "cools". In IPA phonetic transcription, the first syllable is represented as [ɛr], indicating a short "e" sound followed by a rolled "r". The second syllable is represented as [kuls], with a "k" sound followed by a long "u" and a soft "s". This word describes the process of cooling something with air, and its spelling follows standard English phonetics rules.