The term semantical refers to anything that's related to meaning or interpretation. There are a few synonyms for this word that can come in handy while writing or speaking. For instance, semantic is a popular replacement for semantical. This term means the same thing, but it's more concise and easier to use. Another synonym is referential, which means dealing with references or denoting something that refers to a particular thing or concept. You can also use connotative, which refers to the emotional or cultural associations that words carry beyond their literal meaning. Other synonyms for semantical may include lexical, linguistic, meaning-related, or interpretative.