"Speed" is the correct spelling of the word, and it is pronounced /spiːd/ in IPA phonetic transcription. The letter "r" is not included in this word, and there is no "spree" or "spreed" in English. It's important to spell words accurately and correctly to avoid confusion and increase clarity in communication. Double-checking spellings, using online resources or dictionaries, and proofreading are all helpful tools to ensure correct spelling.