The spelling of the word "Biliticus" can be explained through its International Phonetic Alphabet (IPA) transcription, which is /bɪlɪtɪkəs/. This transcription shows that the word has two syllables and is pronounced with a short "i" sound in both syllables, followed by a stressed "ti" sound, and ending with an unstressed "kəs" sound. The spelling of the word reflects the pronunciation of each syllable, with the letter "i" representing the short "i" sound, "t" representing the "ti" sound, and "k" representing the "k" sound at the end of the word.