Correct

蕴蓄

/ yùnxù /
Strokes

Definition

latent/hidden and not developed

Example

As a Verb

have in store; be latent; lie hidden and undeveloped

1
cóng
从不
xiàng
biéren
别人
qīng
倾诉
yùn
蕴蓄
zài
xīn
心底
de
gǎnqíng
感情
  

He never revealed his innermost feelings to others.