What are the opposite words for nonsensical?

Nonsensical is a word that describes something as absurd or illogical. Its antonyms include words that describe something as meaningful or logical, such as rational, sensible, coherent, and logical. These words are often used to describe a well-reasoned argument or a well-thought-out plan. Other antonyms for nonsensical include profound, intelligent, insightful, and profound, which indicate that something is deep and thought-provoking. Thoughtful, astute, and wise are other antonyms for nonsensical, which suggest a great deal of reflection and introspection. Ultimately, the antonyms for nonsensical indicate that something is well-considered and carefully thought through.