xīn
=
xi
+
(e)n1:
heart / mind / intention / center / core / CL:顆|颗[ke1],個|个[ge4]
Mnemonic
Xi Shi (xi) uses a shovel (乚) to dig a hole in front of the encampment ((e)n1). She wants to bury her heart (心). To the side are three petals (丶), with which she wants to cover it afterwards.