Synonyms for persevere:
* Persist: To continue doing something despite difficulties.
* Endure: To bear something difficult or painful for a long time.
* Plod: To continue steadily and determinedly, often in a slow or monotonous way.
* Press on: To continue moving forward, even when facing challenges.
* Stick with it: To remain dedicated to something despite obstacles.
* Hold fast: To maintain a firm grip on something, refusing to let go.
* Be tenacious: To be determined and unwilling to give up.
* Be resolute: To be firm and unwavering in one's purpose.
* Be steadfast: To be firm and unwavering in one's loyalty or commitment.
* Be indomitable: To be unconquerable and unyielding.
The best synonym for "persevere" will depend on the specific context in which you are using the word.