Jargonish refers to the use of specialized technical terminology that is difficult for the average person to understand. Synonyms for this word include technical language, industry-specific language, specialized vocabulary, and professional jargon. Other related terms include buzzwords, industry jargon, technical terms, and trade jargon. The use of jargon in communication can create a barrier to understanding for those who are not familiar with the language. It is important to be aware of the audience and consider their level of familiarity with the terminology used, in order to ensure effective communication. Utilizing plain language and avoiding excessive use of jargon can help ensure effective communication and better clarity.