for; for the purpose of; in order to
为 · 4 strokes
Simplified form of 為. Pictograph of a hand (又) guiding an elephant (象) to do work (in ancient China elephants were tamed to do work). Based on the meaning "to work; to do".
了 · 2 strokes
Pictograph of a young child, similar to 子, but without arms. Compare to 孑 (child only with right arm) and 孓 (child only with left arm). The current meaning is a phonetic loan.