In Vedic astrology, a retrograde Jupiter in the 4th house in the Cancer sign could have various effects on the individual based on their natal chart. Here are some possibilities:

- This placement could indicate a desire for domestic harmony and a strong connection to their roots and family. They may value traditional beliefs and ways of living.
- However, a retrograde Jupiter could indicate a struggle with feeling a lack of support or guidance from their family, or difficulty finding a nurturing environment at home.
- The retrograde movement of Jupiter could also lead to a feeling of being disconnected from a higher purpose or spiritual calling, and feeling unclear on their personal values and beliefs.
- Due to Jupiter's natural association with wisdom and guidance, the retrograde motion could cause the individual to struggle with decision-making and rely heavily on the opinions of others.
- On the positive side, a retrograde Jupiter can indicate a strong desire to seek knowledge and wisdom through unconventional means, and an unconventional approach to spirituality or philosophy.

It's important to note that the effects of a retrograde Jupiter in the 4th house can be influenced by many other planetary aspects and factors in the natal chart, so a comprehensive analysis would require looking at the entire chart.

retrograde Jupiter rules 9th and 12th house is in 4th house in Cancer