1. Causing grief or sorrow; painful; afflictive; hard to bear; offensive; harmful.
The famine was grievous in the land. --Gen. xii. 10.
The thing was very grievous in Abraham's sight. --Gen. xxi. 11.
2. Characterized by great atrocity; heinous; aggravated; flagitious; as, a grievous sin.
3. Full of, or expressing, grief; showing great sorrow or affliction; as, a grievous cry. -- Griev*ous*ly, adv. -- Griev*ous*ness, n.
adv : in a grievous manner; "the resolute but unbroken Germany,
grievously wounded but far from destruction, was able
to lay the firm foundations for military revival"