- 2Significado: energeticindefatigable unfailing inexhaustibleunflagging stalwart tireless
- 3Significado: steadfastresolute unshrinking unfaltering unshaken unwavering unflaggingdetermined constant firm courageous unflinching
- 4Significado: assiduoustireless untiring unrelenting persistingunflagging consistent continuous
- 5Significado: tirelessenergetic unfailing inexhaustibleunflagging stalwart indefatigable
- 6Significado: determineddiligent assiduous steadfast constantsteady resolute unflagging persevering
- 7Significado: strongrugged hale tough indefatigablehealthy unflagging robust hardy