What are the opposite words for 165th?

Antonyms for the word "165th" do not exist as it is a specific numerical term. However, the prefix "anti," meaning "opposite of," can be applied to other words. Some examples of antonyms using "anti" include "pro" and "con," "happy" and "sad," "light" and "dark," and "good" and "bad." Antonyms are words with opposite meanings, and they are important in language for clarifying and contrasting ideas. The use of antonyms can offer greater precision and variety when expressing thoughts and ideas, making communication more effective and engaging.