It was as if every morning that ship had been arduously explored with—with toothbrushes.
She studied music, arduously playing accompaniments for her mother.
In the conventional significance of the word her life was hardly toilsome, but it was none the less most arduously occupied.
"You have been working most arduously, Senor Carson," said Quesada.
Gifted with a naturally fine organ, he has cultivated it arduously and to excellent purpose.
Bill was arduously cooking his dinner, bending over the fire, and toiling like a blacksmith.
For where joy reigns on every side, to hunt for it arduously, or amidst pomp and circumstances, is to lose it.
As he saw it, society would grow better only through the painfully slow and arduously painful processes of evolution.
arduously, but without avail, she searched through all the drawers and cupboards of the Rattle-Pane kitchen.
The reputation we have been building up so arduously for years has been swept away in two short hours.
1530s, "hard to accomplish, difficult to do," from Latin arduus "high, steep," also figuratively, "difficult," from PIE root *eredh- "to grow, high" (see ortho-). Literal sense of "high, steep, difficult to climb," attested in English from 1709.