The meaning of Letha, leda in dream | Dream interpretation
2. Jealousy of another.
3. Jealousy of one aspect of the personality over another. ... New American Dream Dictionary
If it causes you stress, it is a sign of anxiety. You feel the need to get moving, but you can’t, whether it is because of external factors or your own inability.
If the lethargy is pleasant, it could be an unconscious way to compensate for a stressful or exhausting state you are subject to in real life.... The Big Dictionary of Dreams