enduring Antonyms

seizing vacillant wandering weakening withering yielding unfixed latest biodegradable mountain pass transitory topical shifting short-lived skirting softening stopping submitting succumbing surrendering temporary stopgap mayfly conceding defeat dropping one's bundle giving up hope losing heart carking it dropping dead passing on relinquishing life throwing in the sponge calling it a day admiting defeat freelance mutative newfound ever-changing open-ended putrefiable giving up in constant change abandoning hope throwing in the towel acquiescing circumforaneous conceding decomposable developing dying