Frownlessly

Then the clouds gradually opened in the horizon, and showed their "silver linings," for Cynthia's lovely face was unveiled, and she, with her fair beauty, frownlessly, noiselessly, untiringly, guided rough Neptune's boisterous power.

To make matters worse, I kept finding hen partridges and their nests in the woods. Finally. I made up my mind that I would try to drum in a partridge myself the first chance I got in the fall. Then I went on frownlessly fishing.

She scowled frownlessly again and moved closer to the window.