entries → 銅
TSUMUGU · B2 (est.) · 字
銅 character · B2 (est.)
銅 ＝ 釒 ＋ 同
ㄊㄨㄥˊ · tóng
noun — copper, bronze

字源 FORM — what the parts do

釒義the metal radical — a metal
同聲tóng — gives the soundtogether, the same
The metal radical (釒) with 同 tóng for the sound — the red metal, copper. Alloyed it becomes bronze: 青銅 bronze, 銅器 bronzeware, 銅板 a copper coin.
意 · Meanings
(本義)銅— copper常用
→青銅— bronze常用
→銅板、銅錢— a copper coin
(本義) original meaning · → ⇒ each arrow = one more step of extension
關 · Related
同tóngthe sound donor, bare — together, the same桐tóngthe sound-mate — 桐 sets 同 beside wood 木 (the paulownia tree), 銅 sets it beside metal 釒