Wiktionary
effortfully
adv. In an effortful manner: with effort
Usage examples of "effortfully".
The changing room had the usual hooks and benches and too few coat hangers, and steamy mirrors for men to lean backwards and comb their hair at, if they had any, and much effortfully evaporating male sweat (stalled in this process, and forming a furtive mist which slowed the air) together with competing colognes and scalp gels and armpit honeyers.