The second one is charging hourly. We tend to prefer hourly fees on projects that are particularly open ended or very small scope. Our hourly rates are currently between $60 and $120 per hour depending on who is doing the work.
The word sonder exists, though. It means to probe, and in a more specific use, to test the depth of something. The word sound (as in the water feature) is a cognate, both related to the Old English sund meaning to swim, or the sea. I can't really think of an English equivalent that's specific beyond mere awareness.
Evander - King of Pallanteum (a region of Arcadia, in Italy) and father of Pallas. Evander is a sworn enemy of the Latins, and Aeneas befriends him and secures his assistance in the battles against Turnus. Pallas - Son of Evander, whom Evander entrusts to Aeneasâs care and tutelage. Pallas eventually dies in battle at the hands of Turnus, causing Aeneas and Evander great grief. To avenge Pallasâs death, Aeneas finally slays Turnus, dismissing an initial impulse to spare him.