Explore each form from the oldest known stage to today.
The kanji 傾 is a phono-semantic compound (形声文字) formed during the Shuowen Jiezi era in China. Its semantic component is 人 (person, human), which is simplified to the radical イ (ninben) on the left. This indicates the character's meaning is related to a human action or state. The phonetic component is 頃, which itself is a compound of 匕 (a spoon or a person bending) and 頁 (head). Thus, 頃 originally depicted a person's head bending or tilting to one side, carrying the core meaning of "to incline." The character 傾 builds upon this by adding the human radical, reinforcing the idea of a person leaning or inclining. Historically, the character evolved from its bronze script origins, where the elements were more pictographically distinct, to the standardized seal script. The clerical script (隷書) then regularized the strokes into the more rectangular form, which was later adopted in Japan. The kanji arrived in Japan in waves, primarily between the 5th and 8th centuries, via Buddhist scriptures, Confucian classics, and official documents imported from the Korean peninsula and China. It was integrated into the Japanese writing system as part of the kanji orthography. Linguistically, the core meaning of "to lean" or "to incline" has remained consistent. However, it has expanded into metaphorical uses, such as "to devote" (傾ける, *katamukeru*) one's efforts or a "tendency" (傾向, *keikō*). The phonetic component 頃 also gives its on'yomi reading "kei" to 傾, while the native Japanese kun'yomi "katamuku" or "kashigu" connects to the physical action. This character exemplifies how a complex idea was constructed by combining a semantic indicator with a phonetic component that itself was a meaningful ideograph.