Curated · Hand-written
4
Curated entry for 4.
Numerological root
4
— the builder
readings
Cultural — the named echo
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The builder
Pythagorean numerology: structure, foundation, the four cardinal directions, the four classical elements (earth, water, fire, air).
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Tetraphobia
In Mandarin, Cantonese, Japanese, and Korean, 四 (sì / shi) is a near-homophone for 死 ('death'). Some East Asian buildings skip a 4th floor.
Major — the phonetic cipher
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here, year, area, air, war, higher
consonant skeleton r — 20 candidates in the dictionary
Math — the property
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First composite number
4 = 2 × 2; the smallest non-prime greater than 1.