History 
To dream with historical themes suggests that you are subconsciously yearning to be in an earlier time. This may be related to past emotions or events, and may also indicate that you need to update your opinions and thinking. Enjoy living in the present.
Horizon
To dream of a horizon indicates the limitless potential of your life. It connotes the miracle in sunset, sunrise, birth, and death.
Hornets
To dream of a hornet signifies that threats and difficulties lie ahead. Strive to control your temper. On the other hand, being stung by a hornet indicates revenge or hurtful remarks.
Jaybird
To dream of a jaybird denotes performing work that is enjoyable but not productive. A jaybird that is dead is indicative of an argument or disagreement that you are having with a loved one.
Jumping
To dream that you are jumping signifies that you need to be more adventurous and take on more risks. You will be successful in attaining your goals.
To dream that you fail to jump means that you fear the uncertainties of life. You feel at ease in maintaining status quo.
Juniper
To dream of a juniper tree indicates that joy and prosperity will arise from disappointment, misery, and gloominess.
Jupiter
To dream of the planet Jupiter stands for victory, optimism, generosity, and lavishness.
Leather
To dream of leather indicates sturdiness and toughness. You seek refuge from the harshness of the world around you.
To dream of leather is also suggestive of the carnal nature in your waking life.
Leeward
To dream that you are sailing leeward tells of exciting travels and adventures.
Legumes
To dream of legumes denotes petty fights and minor setbacks.