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Glossary

Saju terms, in one place

The 32 core terms that show up across every saju reading. Search, browse, and verify any word in your reading against the exact term our engine uses. Korean + hanja shown alongside English so the meaning stays stable across languages.

32 entries

Chart foundations

四柱

4

Four Pillars

Four Pillars of Destiny (Saju)

The year, month, day, and hour pillars derived from your birth date and time, forming the foundation of your chart.

Core Energy

Day Master (Il-Gan)

The Heavenly Stem of your Day Pillar, representing your fundamental nature and how you relate to the world.

Heavenly Stem

Heavenly Stem (Cheon-Gan)

One of the ten celestial stems that cycle through the five elements in yin and yang polarities.

Earthly Branch

Earthly Branch (Ji-Ji)

One of the twelve terrestrial branches associated with the Chinese zodiac animals and seasonal energies.

Five elements & polarity

五行 · 陰陽

8

Five Elements

Five Elements (O-Haeng)

Wood, Fire, Earth, Metal, and Water -- the five fundamental forces that interact through productive and controlling cycles.

Wood

Wood (Mok)

The element of growth, flexibility, and upward movement. Associated with spring, the liver, and the color green.

Fire

Fire (Hwa)

The element of radiance, passion, and transformation. Associated with summer, the heart, and the color red.

Earth

Earth (To)

The element of stability, nourishment, and centering. Associated with late summer, the spleen, and the color yellow.

Metal

Metal (Geum)

The element of precision, structure, and refinement. Associated with autumn, the lungs, and the color white.

Water

Water (Su)

The element of wisdom, adaptability, and depth. Associated with winter, the kidneys, and the color black.

Yin

Yin (Eum)

The receptive, inward, and nurturing polarity. Yin stems and branches carry a softer, more reflective quality.

Yang

Yang (Yang)

The active, outward, and assertive polarity. Yang stems and branches carry a bolder, more direct quality.

Ten Gods

十神

11

Ten Gods

Ten Gods (Ship-Shin)

Ten relational archetypes that describe how each element in your chart relates to your Day Master.

Companion

Compare Shoulder (Bi-Gyeon)

Same element and same polarity as the Day Master. Represents peers, siblings, and self-identity.

Rival

Rob Wealth (Geop-Jae)

Same element and opposite polarity as the Day Master. Represents competition, ambition, and social drive.

Expressor

Eating God (Shik-Shin)

The element your Day Master produces, same polarity. Represents creativity, expression, and enjoyment.

Challenger

Hurt Officer (Sang-Gwan)

The element your Day Master produces, opposite polarity. Represents rebellion, innovation, and unconventionality.

Reward

Direct Wealth (Jeong-Jae)

The element your Day Master controls, opposite polarity. Represents steady income, responsibility, and discipline.

Windfall

Indirect Wealth (Pyeon-Jae)

The element your Day Master controls, same polarity. Represents unexpected gains, risk-taking, and entrepreneurship.

Structure

Direct Officer (Jeong-Gwan)

The element that controls your Day Master, opposite polarity. Represents authority, career, and conventional success.

Authority

Seven Killings (Pyeon-Gwan / Chil-Sal)

The element that controls your Day Master, same polarity. Represents power, pressure, and transformative force.

Mentor

Direct Seal (Jeong-In)

The element that produces your Day Master, opposite polarity. Represents learning, support, and nurturing guidance.

Inspirer

Indirect Seal (Pyeon-In)

The element that produces your Day Master, same polarity. Represents unconventional wisdom, intuition, and spiritual insight.

Fortune cycles

大運 · 流年

4

Decade Cycle

Decade Luck Cycle (Dae-Un)

A ten-year period of prevailing energy that shapes the major themes and opportunities of that phase of life.

Annual Cycle

Annual Luck (Sae-Un)

The energetic theme of a specific calendar year, determined by its Heavenly Stem and Earthly Branch.

Monthly Cycle

Monthly Luck (Wol-Un)

The energetic influence of a specific month, adding finer timing detail within the annual cycle.

Daily Cycle

Daily Luck (Il-Un)

The energetic quality of a single day, used for pinpointing optimal timing for actions.

Pillar interactions

合 · 沖 · 刑 · 破

5

Harmony

Combination / Harmony (Hap)

A supportive interaction between compatible stems or branches, often producing a new element or strengthening existing energy.

Clash

Clash (Chung)

A tense interaction between opposing Earthly Branches, signaling disruption, change, or the need to release.

Punishment

Punishment (Hyung)

A friction-producing interaction between specific branch combinations, indicating lessons, tests, or karmic patterns.

Destruction

Destruction (Pa)

A weakening interaction that undermines or dissolves existing harmonies between branches.

Void

Emptiness / Void (Gong-Mang)

A special condition where certain branches fall into an "empty" position, suggesting areas of life that may feel unfulfilled or require extra attention.

Why we publish the vocabulary

Saju sounds esoteric but it really hangs on about 32 terms. This glossary is exactly what our engine uses internally — no marketing aliases. If a word appears in your reading, you should be able to find it here verbatim. That's how trust gets built.