to be exhausted; exhausted; to be at a loss; at a loss; to be worn out; worn out; to be helpless; helpless; to be completely weakened; to be utterly exhausted; to be worn out; completely weakened; to be utterly exhausted; to be worn out; to be completely at a loss; to be at one's wits' end; to be greatly annoyed ; to be fed up; completely at a loss; to be at one's wits' end; to be greatly annoyed ; to be fed up
