The word "strook down" may appear confusing in terms of spelling, as it is not a commonly used phrase. However, the correct spelling is "struck down", with the IPA phonetic transcription being /strʌk daʊn/. The past tense of the word "strike", "struck" is pronounced with a short u sound, followed by the diphthong sound of "ow" in "down". The word means to knock down, defeat, or incapacitate someone or something, often with force or violence.