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成 · 6 strokes
Depicts defending city walls (丁) with an axe (戌). 丁 also represents the sound. Based on the original meaning "city", now written as 城. The current meaning is a phonetic loan.
员 · 7 strokes
Simplified form of 員. Depicts the round opening (口) of a cooking pot (鼎). Based on the original meaning "round", now written as 圓. The current meaning is a phonetic loan.