The spelling of the word "beacham" can be explained using the IPA phonetic transcription. It is pronounced as [ˈbiːtʃəm], with the stress on the first syllable. The "ea" in "beacham" is pronounced as a long "e" sound, while the "ch" is pronounced as a "tʃ" sound. The "a" and "m" sounds are pronounced as expected. Overall, the spelling of "beacham" accurately represents its pronunciation when using the IPA phonetic transcription.