Traintackle is a compound word that consists of two parts: "train" and "tackle". The correct spelling of this word can be explained using International Phonetic Alphabet (IPA). The first part, "train", is pronounced as /treɪn/ (t-r-ey-n) where "t" is silent. The second part, "tackle", is pronounced as /tækəl/ (t-ae-k-ə-l). Therefore, the complete phonetic transcription of "Traintackle" is /treɪn.tækəl/, where the stress is on the second syllable of "tackle". This word is commonly used in railway industry for various purposes such as to secure loads or tie down equipment.