The word "ammino" has several synonyms depending on the context in which it is used. In the field of chemistry, "ammino" is often replaced with "amino," which also refers to the presence of an amino group (-NH2) in a molecule. In biology and medicine, the term "ammino" may be replaced with "amino acid," which is a building block of proteins. Other synonyms include "amine," which refers to any organic compound containing nitrogen, and "azote," which is a French word for nitrogen. Additionally, "ammino" can be interchangeably used with "ammonia," which is a compound composed of nitrogen and hydrogen.