Inkhorn-term is a term used to describe an obscure or pretentious word or expression. However, there are many synonyms for this term, each one varying in its specific connotation. For example, a highfalutin term refers to an exaggerated or pompous turn of phrase. A sesquipedalian term, on the other hand, is a term with an excessive number of syllables. Some other synonyms for inkhorn-term could be pedantic language, ostentatious vocabulary, or grandiose terminology. Whatever term you choose to describe these types of words, it's important to remember that clear communication is often best achieved using simple and direct language.