What are the opposite words for throwaway?

The antonym for "throwaway" would be "valuable" or "precious." Unlike throwaway products, valuable items are meant to be cherished and kept for a long time. Another antonym could be "durable" or "long-lasting," which implies that the product is built to last and not meant to be discarded quickly. Similarly, "reusable" or "sustainable" could be antonyms for throwaway since these items are designed to be used repeatedly, reducing the amount of waste generated. In summary, the antonyms for throwaway are related to the idea of durability, value, and sustainability.

Antonym of the day

hath number
estimate, guess, subtract.