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Word of Random
- edge
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[edge 词源字典] - edge: [OE] Edge is probably the main native English representative of the Indo-European base *ak- ‘be sharp or pointed’, which has contributed so many words to the language via Latin and Greek (such as acid, acrid, acute, acne, alacrity, and oxygen). Its Germanic descendant was *ag-, on which was based the noun *agjā, source of German ecke ‘corner’, Swedish egg ‘edge’ (a probable relative of English egg ‘urge’), and English edge. The word’s application to a ‘border’ or ‘boundary’ dates from the late 14th century.
=> acid, acne, acrid, acute, alacrity, egg, oxygen[edge etymology, edge origin, 英语词源]