The spelling of the word "Barklie" can be explained through the use of IPA phonetic transcription. The first syllable, "bark," is represented by the phonetic symbols [bɑrk], with the "a" sound being pronounced like "ah." The second syllable, "lie," is represented by the symbols [laɪ], with the "ai" diphthong being pronounced like "eye." Therefore, the correct spelling of this word is "Barklie," with an "a" in the first syllable and "ie" in the second syllable.