Wiktionary
groundwards
a. Towards the ground; groundward.
Usage examples of "groundwards".
At his leader's look, the son of the Undersecretary of State dropped his eyes groundwards in immediate humility.
The trick of swimming groundwards we brought off with some few bruises, discovering that we must will the specific rate of descent as well as the mere direction.
The aircraft spun heavily into the frictionless surface and the passenger was thrown free before its pilot and the crippled glider began to slip groundwards at an accelerating rate.