"grievously"
7 occurrences in KJV
Behold, a whirlwind of the LORD is gone forth in fury, even a grievous whirlwind: it shall fall grievously upon the head of the wicked.
Jerusalem hath grievously sinned; therefore she is removed: all that honoured her despise her, because they have seen her nakedness: yea, she sigheth, and turneth backward.
Behold, O LORD; for I am in distress: my bowels are troubled; mine heart is turned within me; for I have grievously rebelled: abroad the sword bereaveth, at home there is as death.
Son of man, when the land sinneth against me by trespassing grievously, then will I stretch out mine hand upon it, and will break the staff of the bread thereof, and will send famine upon it, and will cut off man and beast from it: