As adjectives the difference between gravelly and gravely
is that gravelly is full of, or covered with gravel or pebbles while gravely is characterised by gravel, pebbles, or small stones.
As an adverb gravely is
in a grave or serious manner.
gravelly
English
Adjective
(
en adjective)
Full of, or covered with gravel or pebbles
(of a voice) Unpleasantly harsh or rasping
gravely
English
Etymology 1
From (etyl) (m), (m), equivalent to .
Adjective
(
en adjective)
Characterised by gravel, pebbles, or small stones.
Etymology 2
Adverb
(
en adverb)
In a grave or serious manner.