Unenduring, which means not lasting or enduring, can be paired with several antonyms that convey the opposite meaning. Firstly, the term durable, meaning long-lasting or sturdy, can serve as an antonym for unenduring. Secondly, a word like enduring or everlasting, which describes something that lasts indefinitely, can also be used as the opposite term of unenduring.
Alternatively, terms like permanent, persistent, or perpetual can be used to denote the opposite of unenduring, implying something that is continuous and everlasting. As such, these antonyms of unenduring provide a range of alternate meanings for the term that suggest longevity, steadfastness, and endlessness.