焦急

焦 = 灬 + 隹 : Mnemonic symbol: a magnifier, with which the sun rays can be bundled into its focus and something can be burnt.

Joan of Arc (ji) caught a sparrow (隹) in front of the aorta (ao1) and put it on a grill (灬). Using a magnifier (焦), she is trying to start the grill.

焦 = 灬 + 隹 : Mnemonic symbol: a magnifier, with which the sun rays can be bundled into its focus and something can be burnt.

Joan of Arc (ji) caught a sparrow (隹) in front of the aorta (ao1) and put it on a grill (灬). Using a magnifier (焦), she is trying to start the grill.

急 = 刍 + 心 : Joan of Arc just arrived at the space station and although she has to go to the bathroom very urgently, she first has to clear the way of a big fluffy heart using a lawn mower.