The spelling of the word "blacksher" can be a bit tricky. It is pronounced /blæksʃər/, with emphasis on the second syllable. The "ck" in the first syllable represents the "k" sound and the "sh" in the second syllable represents the "ʃ" sound. The final "er" represents the schwa sound, which is the unstressed vowel sound found in many English words. This word may not be commonly known, but understanding its spelling and pronunciation can help expand one's vocabulary.