As nouns the difference between groaning and grumbling
is that groaning is a low sound associated with extended suffering, sorrow, and toil while grumbling is complaining.
As verbs the difference between groaning and grumbling
is that groaning is while grumbling is .
As an adjective groaning
is that groans.
groaning
English
Adjective
(-)
That groans.
(figuratively) That is heavily laden.
Noun
(
en noun)
A low sound associated with extended suffering, sorrow, and toil.
Making groans.
Verb
(head)