The spelling of the word "are hand" can be explained using IPA phonetic transcription. The first word, "are," is spelled using the vowel sound /ɑː/ followed by the consonant sound /r/. The second word, "hand," is spelled using the vowel sound /æ/ followed by the consonant sounds /h/ and /ænd/. When pronounced together, the phrase is pronounced as "ahr hand." It is important to pay attention to the individual sounds in each word to ensure accurate spelling and pronunciation.