keep on Synonyms

continue retain keep be determined stick it out stick at stay the course press ahead soldier on keep it up keep at stand firm hammer away be persistent be tenacious persevere in stay with something stick at it not take no for an answer be pertinacious show determination follow something through struggle on see something through plod on go the distance grind away leave no stone unturned stay remain pursue proceed persist persevere maintain last harp go on go ahead persist in plug away peg away keep up keep going hold on hang on press on plough on carry on endure