more (than sth else); even more
更 · 7 strokes
Depicts using a whip (攴) to control a succession of chariots (丙). 丙 also represents the sound. Based on the original meaning "continue; succession". The meaning later shifted to "further" and "more".
加 · 5 strokes
Depicts making loud noises with the mouth (口) to add power (力) during manual labor.