Persistent

adj.resilient, capableprofessional

What it means

Continuing steadily toward a purpose despite resistance, delay, or repeated difficulty.

Reach for it when praising goal-directed effort that remains appropriate and welcome

The persistent volunteer called every supplier until the shelter had enough blankets.

everyday
insistent
when someone repeatedly presses a point that must be heard
not when It often suggests unwelcome pressure and should not replace positive persistence casually.
warm
determined
when a firm decision supplies the continuing effort
not when Do not choose it if repetition occurs from habit without a clear intention.
professional
relentless
when effort is unusually intense and almost uninterrupted
not when Relentless can make a person's persistence sound exhausting or threatening.
professional
tenacious
when someone holds firmly to a difficult goal
not when Not when the persistence ignores a boundary or refusal; that is intrusive.
formal
persevering
when endurance through setbacks deserves the emphasis
not when It is not for repeated demands directed at an unwilling person.
formal
resolute
when firmness in a decision matters more than repeated action
not when Resolute does not by itself show that someone kept trying over time.
literary
dogged
when stubborn-seeming effort succeeds against long odds
not when The word can imply grim inflexibility, so it may not read as wholly positive.
literary
steadfast
when loyalty to a purpose or principle does not waver
not when Avoid it for merely frequent action that changes direction often.

persistent effort
Persistent effort turned a rough prototype into a dependable tool.
persistent advocate
The persistent advocate kept the accessibility request on every agenda.
remain persistent
You can remain persistent while still respecting a clear no.

The definition and the example on this page are written here. The dictionaries above ground which meaning is being described, not the wording.