persistence Synonyms

persistency doggedness perseverance pertinacity perseveration continuity tenacity tenaciousness stability stamina staunchness steadfastness stubbiness sunglow survivance survival purpose self-will retentivity pursuance remanence resoluteness sedulity resolution resolve resolvedness retention urgency wilfulness bullheadedness obstinance pigheadedness intransigence purposefulness relentlessness mulishness tirelessness single-mindedness strong-mindedness staying power enduringness stubbornness sedulousness changelessness insistency afterimage agelessness industriousness slogging perennation