The spelling of the word "bronchially" can be explained through its phonetic transcription using the International Phonetic Alphabet (IPA). The word is pronounced as /brɑːŋkiəli/ where the first syllable is emphasized and pronounced as a short 'a'. The consonants 'n' and 'k' are pronounced distinctly while the 'i' and the 'a' in the second syllable are pronounced as a diphthong. The word is derived from bronchial, which refers to the airways in the lungs, and the suffix '-ly' denotes manner or characteristic of.
The word "bronchially" is derived from the noun "bronchus", which refers to the large air passages that lead from the trachea into the lungs. The noun "bronchus" itself comes from the Greek word "brónchos" (βρόγχος), meaning "windpipe" or "throat". The suffix "-ally" has been added to "bronchus" to form the adverb "bronchially", indicating something relating to or associated with the bronchi or bronchial tubes.