As adverbs the difference between gravely and bravely
is that gravely is in a grave or serious manner while bravely is in a brave manner.
As an adjective gravely
is characterised by gravel, pebbles, or small stones.
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.
bravely
English
Adverb
(en-adv)
In a brave manner.