* 磨刀石："刀刃若新发于～"
whetstone
Structure 石 | HanziFinder
1407 
* 〔磍～〕高下
whetstone
Small Seal Script
Standardized 221–206 BCE (Qin); developed earlier in Qin
The standardized seal script promulgated after Qin’s unification, based on earlier Qin seal forms and used as an empire-wide norm.Wikipedia ->
* 粗磨刀石。 ～石。 * 磨（ mó ） 砥～（磨炼）。磨～
whetstone; sharpen
Chu Script
c. 770–221 BCE (Chu, Spring & Autumn–Warring States)
A regional script tradition used in the state of Chu, best known from brush-written bamboo and silk manuscripts with distinctive local forms.Wikipedia ->
Small Seal Script
Standardized 221–206 BCE (Qin); developed earlier in Qin
The standardized seal script promulgated after Qin’s unification, based on earlier Qin seal forms and used as an empire-wide norm.Wikipedia ->
Transmitted Pre-Qin Forms
Pre-Qin forms (≤221 BCE) / late 2nd century BCE onward (Han → later textual transmission)
Pre-Qin character forms preserved through later textual transmission (often discussed as the 'Old Text' / guwen tradition). Shaped by repeated copying, they can diverge from excavated Warring States materials.Wikipedia ->
* 粗磨刀石。 ～石。 * 磨（ mó ） 砥～（磨煉）。磨～
whetstone; sharpen
Bronze Inscriptions
c. 1200–221 BCE (Shang–Zhou; continues into the Warring States)
Inscriptions cast or engraved on ritual bronzes, especially prominent from the Western Zhou onward; a major source for early political, ritual, and social history.Wikipedia ->
Chu Script
c. 770–221 BCE (Chu, Spring & Autumn–Warring States)
A regional script tradition used in the state of Chu, best known from brush-written bamboo and silk manuscripts with distinctive local forms.Wikipedia ->
Small Seal Script
Standardized 221–206 BCE (Qin); developed earlier in Qin
The standardized seal script promulgated after Qin’s unification, based on earlier Qin seal forms and used as an empire-wide norm.Wikipedia ->
Transmitted Pre-Qin Forms
Pre-Qin forms (≤221 BCE) / late 2nd century BCE onward (Han → later textual transmission)
Pre-Qin character forms preserved through later textual transmission (often discussed as the 'Old Text' / guwen tradition). Shaped by repeated copying, they can diverge from excavated Warring States materials.Wikipedia ->
* 粗磨刀石。 ～石。 * 磨（ mó ） 砥～（磨煉）。磨～
whetstone; sharpen
* 拼音ào。石头不平的样子
white stone
* 拼音sān。 * 地名用字， 香港大浦区船湾汀角路有䃟头角，大屿山西南部有䃟石湾。 * 《八辅》 第37区， 第64字
䃟頭窰, a place in Hong Kong