What are the opposite words for ex tension?

Extension refers to the act of stretching or lengthening something. Its antonyms are the words contraction and compression, which refer to the act of reducing size or volume. When muscles contract, they become shorter and thicker, whereas extension refers to the lengthening of muscles. Similarly, compression refers to the reduction in volume, pressure or size. Alternatively, Expansion is another antonym of extension that means the act of increasing in size, volume, or scope. In contrast, contraction and compression inhibit growth or expansion. In summary, antonyms of extension are essential opposite words that provide clarity and meaning in language, allowing for diversity in communication.