un ‧ daunt ‧ ed /ʌnˈdɔːntəd, ʌnˈdɔːntɪd $ -ˈdɒːn-/ BrE AmE adjective
not afraid of continuing to try to do something in spite of difficulties or danger SYN undeterred
undaunted by
Undaunted by the enormity of the task, they began rebuilding the village.