Meanings

choy sum (Brassica rapa var. parachinensis)

it's hard to discipline one's mind

concentric

spiritually rich

Yoshin-ryu

concern

spiritualism

spiritualist

to have a heart to heart talk

spiritism

central pillar of a pagoda

popular psychology

change of heart

central force

cardiac output

heart seeking knowledge

to do as one wishes

to take to heart

artificial heart valve

heart valve