Antonyms for the word "un-worthy" include words such as "worthy," "deserving," "meritorious," "commendable," "commendatory," "praiseworthy," "respectable" and "honorable." These words are often used to refer to someone or something that has earned admiration, respect or value. In contrast, the word "unworthy" implies that someone or something does not fit into these positive categories, perhaps due to a lack of effort, moral character or achievement. By using antonyms like "worthy," we can lend a positive, uplifting quality to our language and help promote positive qualities and behaviors in ourselves and those around us.