A plain-language definition for anyone researching hai (harm), what it is, where it comes from, and how practitioners use it.
85 plain-language definitions · Cited sources · Persona-authored

By Master Wei Lin · Updated August 3, 2026
Chinese Metaphysics Scholar
What is hai (harm)?
Hai (害 Hài, 'Harm' or 'Hurt') is a secondary tension pattern in classical Chinese astrology, describing six pairs of Earthly Branches with subtle qi misalignment. The Hai pairs are Rat-Goat, Ox-Horse, Tiger-Snake, Rabbit-Dragon, Monkey-Pig, and Rooster-Dog.
Each Hai pair represents a relationship where the two branches' qi do not quite align, neither directly opposed (Chong) nor harmonically paired (Liu He), but slightly off-rhythm. The classical sources describe Hai pairings as patterns of miscommunication, mismatched pace, or covertly competing priorities. They are typically less dramatic than Chong but more persistent.
In relationship reading, two people whose zodiac animals form a Hai pair are classically described as having compatible-on-the-surface but friction-prone in practice patterns. The classical sources note this is pattern that responds well to explicit conversation about pace, expectations, and unspoken priorities. The Chinese Zodiac Compatibility calculator scores Hai pairings at 45/100.
Hai was documented in classical Chinese astrology by the Tang and Song dynasties as one of the four relationship patterns: San He, Liu He, Chong, and Hai. The Yuan Hai Zi Ping describes each Hai pair. Modern lineage holders including Joey Yap and Master Raymond Lo continue to treat Hai as an important secondary pattern in chart analysis.
Practitioners use Hai to read subtle friction patterns. Two people in a Hai pairing benefit from understanding that their misalignment is structural, not personal, they are not failing the relationship; they are working with a pattern. The classical sources observe this framing often defuses what would otherwise feel like incompatibility.
Hai also appears in timing readings: when the current year's branch forms a Hai with a natal branch, the classical sources read a year of low-grade friction, small irritations, minor delays, the need for patience. Classical sources frame Hai years as quieter than Chong years but still worth tracking.
These glossary terms are closely connected to hai (harm):
Rat-Goat, Ox-Horse, Tiger-Snake, Rabbit-Dragon, Monkey-Pig, and Rooster-Dog. Six pairs of subtle qi misalignment.
Classical sources describe Hai as subtler than Chong but more persistent, low-grade friction rather than direct clash. The classical reading shows it responds especially well to explicit conversation about expectations and pace.
Check the zodiac animals of your birth years. If you and your partner fall into one of the six Hai pairs above, the pattern is present. The Chinese Zodiac Compatibility calculator identifies this automatically.
When two of your own four branches form a Hai, classical sources read this as a pattern of internal friction, different parts of your own life pulling in slightly different directions. The classical sources note this often manifests as feeling pulled between competing priorities.
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