| diligently(adverb, resolutely, tenaciously, determinedly, obstinately) |
| indefatigably(adverb, resolutely, tenaciously, determinedly, obstinately) |
| persistently(adverb, actively, resolutely, tenaciously, spiritedly) |
| doggedly(adverb, actively, resolutely, tenaciously, spiritedly) |
| industriously(adverb, actively, spiritedly, determinedly, obstinately) |
| resolutely(adverb, resolutely, tenaciously) |
| faithfully(adverb, resolutely, tenaciously) |
| fervently(adverb, tenaciously) |
| laboriously |
| patiently(adverb, determinedly, indefatigably) |
| relentlessly(adverb, forever, resolutely, repeatedly) |
| steadily(adverb, resolutely, determinedly, obstinately, industriously) |
| strenuously(adverb, actively, spiritedly, determinedly, obstinately) |
| unflaggingly(adverb, tenaciously) |
| determinedly(adverb, resolutely, tenaciously, obstinately, stubbornly) |
| energetically |
| inexhaustibly |
| intently(adverb, resolutely, determinedly, obstinately, stubbornly) |
| steadfastly(adverb, tenaciously) |
| boldly(adverb, resolutely, tenaciously) |