thumb|Latin Z with dot below
Ẓ (minuscule: ẓ) is a letter of the Latin alphabet, formed from Z with the addition of a dot below the letter. It is used in the transcription of Afroasiatic languages, specifically: as transcription of the Arabic letter Ẓāʼ in the Berber Latin alphabet to represent // (an emphatic z)
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).