The spelling of the word "dis cumber" can be a bit confusing for those who are not familiar with its pronunciation. The correct pronunciation is /dɪs ˈkʌmbər/, with the stress on the first syllable. The word is spelled with the prefix "dis-" meaning "not" or "opposite of." "Cumber" means to burden or hinder. Therefore, "dis cumber" means to free from a burden or obstacle. It is important to spell words correctly as it reflects one's proficiency in the language.