Yi-Geng Combination

The Yi-Geng Combination is one of the Five Heavenly Stem Combinations, formed between Yi Wood and Geng Metal, with the potential to transform into Metal under the right conditions.

The Meaning of Yi-Geng Combination

Yi-Geng combination is called the “combination of kindness and righteousness,” reflecting the meeting of affection and principle. Yi Wood is Yin Wood: soft, flexible, and curved, like flowers, grass, and vines. It is gentle, tolerant, adaptable, and able to move with circumstances. Geng Metal is Yang Metal: strong, sharp, and forceful, like a sword or blade. It carries perseverance, decisiveness, and the ability to take action.

The Image of Yi-Geng Combination

When Yi Wood combines with Geng Metal, it is like vines wrapping around a sword to form a scabbard. This both protects the blade and softens Geng Metal’s harsh, cutting quality. Yi Wood restrains Geng Metal through gentleness, and Geng Metal becomes calmer and more cooperative in front of Yi Wood. Because of this, Yi-Geng combination shows the balance of softness and strength, and the idea of overcoming hardness through gentleness.

Rescuing Jia Wood

Geng Metal originally overcomes Jia Wood. When Yi Wood appears and forms a combination with Geng Metal, Geng Metal becomes drawn into the combination and temporarily forgets to overcome Jia Wood. As a result, Jia Wood is relieved from Geng Metal’s restraint.

Personality Traits

Yi-Geng combination blends emotion with reason, combining Yi Wood’s patience with Geng Metal’s decisiveness. People with this combination often value cooperation, handle matters calmly, make major decisions with firmness, and communicate with care and patience.

For a Yi Wood Day Master, meeting Geng Metal can strengthen self-discipline and rational thinking. The person may hold both themselves and others to higher standards, while also becoming more willing to communicate. For a Geng Metal Day Master, meeting Yi Wood can strengthen compassion, empathy, and emotional understanding. The person may become more sincere, more willing to share, and better able to see things from another person’s perspective.

Relationship Dynamics

A Geng Metal man and a Yi Wood woman are often seen as a good match. Geng Metal’s strength and decisiveness combine with Yi Wood’s softness and patience, helping maintain harmony and stability in the family. A Geng Metal woman and a Yi Wood man can also complement each other, blending gentleness with openness and showing the union of affection and righteousness.

Sources and Classical References

This page references the following classical text; the excerpt retains its original Chinese wording.

  1. San Ming Tong Hui, Volume 2, “Heavenly Stem Combinations” and “Transformation of Qi” · Source: Wikisource

    Original text

    西庚子,至乙巳六数。故乙与庚合,乙庚化金。

  2. Wu Xing Jing Ji, Volume 4, “Heavenly Stem Combinations” · Source: Wikisource

    Original text

    甲己化土乙庚化金丙辛化水丁壬化木戊癸化火

Check If Yi-Geng Combination Appears in Your BaZi

Generate your BaZi chart to see whether Yi-Geng Combination appears and where it is located in your Four Pillars.