strenuously Synonyms

vivaciously aggressively vigorously zealously sedulously vehemently toughly thirstily sturdily strongly strong stoutly staunchly robustly assiduously laboriously unremittingly toilsomely tirelessly spiritedly purposefully powerfully painstakingly industriously hammer and tongs forcefully fiercely fervently energetically potently persistently explosively earnestly eagerly dynamically doggedly diligently difficultly connectively busily briskly arduously ardently animatedly firmly forcibly onerously mightily lustily intently