| laboriously(adverb, vigorously, earnestly, actively, hastily) |
| like all get out(expression, idiom, vigorously, earnestly, hastily) |
| like the devil(expression, idiom, vigorously, earnestly, hastily) |
| like the dickens(expression, idiom, vigorously, earnestly, hastily) |
| nimbly(vigorously, earnestly, actively, hastily, carefully) |
| painstakingly(vigorously, earnestly, actively, hastily, carefully) |
| persistedly |
| persistingly |
| restlessly(vigorously, earnestly, actively, hastily, carefully) |
| speedily(vigorously, earnestly, actively, hastily, carefully) |
| spiritedly(adverb, vigorously, earnestly, actively, hastily) |
| staunchly |
| strenuously(adverb, vigorously, earnestly, actively, hastily) |
| studiously(adverb, vigorously, earnestly, actively, hastily) |
| tooth and nail(expression, idiom) |
| unremittingly(vigorously, earnestly, actively, hastily, carefully) |
| unweariedly(vigorously, earnestly, actively, hastily, carefully) |
| vigilantly(vigorously, earnestly, actively, hastily, carefully) |
| vigorously(adverb, earnestly, actively, hastily, carefully) |
| vivaciously(vigorously, earnestly, actively, hastily, carefully) |