tenacity
131constancy — Synonyms and related words: abidingness, accordance, adherence, adhesion, age, allegiance, antiquity, aplomb, application, assiduity, assiduousness, attachment, balance, balanced personality, bona fides, bond, bonne foi, bulldog tenacity, calm,… …
132diligence — Synonyms and related words: advertence, advertency, alertness, application, ardor, assiduity, assiduousness, attention, attention span, attentiveness, awareness, bookishness, bulldog tenacity, care, concentration, consciousness, consideration,… …
