The expression "plow ahead" means to continue steadfastly and unwaveringly, despite difficulties or setbacks. Synonyms for this phrase include persevere, persist, forge ahead, push through, press on, keep going, advance, march forward, and carry on. Each of these alternative terms emphasizes different aspects of the act of moving forward, whether that be pushing past obstacles, maintaining momentum in the face of adversity, or simply refusing to give up. These synonyms can be useful for writers looking to vary their language or convey a particular tone or mood in their prose. Whether used to describe personal perseverance or a group's collective determination, they all capture the spirit of plowing ahead.