HSK10+
sù
guileless
With a pure 素 heart 忄; 素 also provides the pronunciation
忄 Meaning component
xin, xīn
heart
素 Sound Meaning component
raw silk, white, plain
愫
guileless, sincere, honest; guileless; sincere
情愫
sentiment
Make Me a Hanzi
Unicode
CC-CEDICT
MTSU Chinese text computing