tenaciousnesstenacity diligence doggedness pertinacity industry
persistency persistence
industriousness
perseverance indefatigableness tirelessness indefatigability
determination purpose resolution resoluteness firmness of purpose firmness
resolve
NOUNS determination, purpose the quality of being determined to do or achieve something; firmness of purpose
"his determination showed in his every movement" "he is a man of purpose"
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