1) Determination 2) Doggedness 3) Perseverance 4) Persistence 5) Persistent determination 6) Pertinacity 7) Purpose 8) Tenaciousness 9) Tenacity 1) Doggedness 2) Perseverance 3) Pertinacity 4) Tenaciousness 5) Tenacity 
• (n.) The continuance of an effect after the cause which first gave rise to it is removed • (n.) The quality or state of being persistent; staying or continuing quality; hence, in an unfavorable sense, doggedness; obstinacy. • (n.) Visual persistence, or persistence of the visual impression; auditory persistence, etc. • (n.) Th...
A measure of how long a policy holder keeps their policy with an insurer.
1. The quality or state of being persistent; staying or continuing quality; hence, in an unfavorable sense, doggedness; obstinacy. ... 2. <physics> The continuance of an effect after the cause which first gave rise to it is removed; as: Visual persistence, or persistence of the visual impression; auditory persistence, etc. ... See: Persistent...
persistency A staying or continuing quality.