The spelling of the word "Tierria" can be explained using the International Phonetic Alphabet (IPA) transcription as /tiːrɪə/. The first syllable (ti) is pronounced with a long "ee" sound, followed by the "r" sound in the second syllable (rɪə). The double "r" in the word can be tricky to spell, but it is essential to ensure proper pronunciation. "Tierria" may be a unique variation of the name "Tierra," which means "earth" or "land" in Spanish.