Undeterred

adj.resilient, energeticprofessional

What it means

Continuing toward an aim despite something meant or likely to discourage progress.

Reach for it when showing that an obstacle did not change a person's intention to proceed

Undeterred by the empty first workshop, Luis returned with a shorter lesson and better signs.

playful
game
when willingness to try again should sound light
not when Game understates serious courage against sustained opposition.
everyday
determined
when firm intention is the main quality
not when Determined does not tell the reader that a discouraging obstacle has already appeared.
everyday
persistent
when repeated effort over time is visible
not when Persistence can be annoying or misdirected unless the goal is clearly worthwhile.
warm
steadfast
when loyalty to a person or cause explains the continuation
not when Steadfast highlights constancy rather than resistance to a particular deterrent.
professional
relentless
when forceful progress continues without pause
not when Relentless can sound destructive and allows no room for sensible reassessment.
professional
unwavering
when commitment or belief stays steady
not when Unwavering may describe a position held still, without forward action.
formal
resolute
when dignified firmness suits a serious decision
not when Resolute is too elevated for a cheerful second attempt at an everyday task.
formal
undaunted
when courage remains intact after danger or intimidation
not when Undaunted stresses spirit; undeterred more precisely says the action continued.

remain undeterred
The volunteers remained undeterred when rain moved the clinic indoors.
undeterred by
Undeterred by the failed permit, she revised the route and applied again.
largely undeterred
The seedlings were largely undeterred by the brief cold spell.

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