Synonyms of painstakingly

2 Syllables

almost, close, nearly

3 Syllables

studiously, tortuously, busily, narrowly, barely, thoroughly, scarcely, sweepingly

4 Syllables

carefully, diligently, unweariedly, completely, untiringly, vigilantly, assiduously

5 Syllables

animatedly, perseveringly, scrutinizingly, intensively, meticulously

6 Syllables

indefatigably