The spelling of the word "Tirwet" can be explained using the International Phonetic Alphabet (IPA). In IPA, "t" is pronounced as /t/, "i" as /i/, "r" as /ɹ/, "w" as /w/ and "et" as /ɛt/. When combined, these phonetic sounds create the word "Tirwet" /tɪɹwɛt/. Although it may seem complex at first glance, knowing and understanding the principles of the IPA can make pronouncing and spelling words such as "Tirwet" much easier.