膝
xī HSK7

knee

膝 xī frequency
variant 厀
knee noun
(bound form) knee; the joint between the thigh and the lower leg

我一生中，从没想过能看到你单膝下跪。

wǒ yī​shēng zhōng, cóng méi xiǎng guo néng kàn dào nǐ dān xī xià guì.

In all my life, I never thought I'd see you down on one knee.

六周前他的左膝动过手术。

liù zhōu qián tā de zuǒ xī dòng guo shǒu​shù.

He had surgery on his left knee six weeks ago.

膝 xī
to kneel
(literary) to kneel; to go down on one's knees
Xi
the surname Xi

Frequency
Character
Written text
2,307th most common 24.9 per million
Movie subtitles
1,918th most common 22.0 per million appears in 11% of films
Word
Movie subtitles
5.04 per million appears in 2% of films
Written text
10.6 per million

Details
HSK 2.0
Level 6
HSK 3.0
Level 7
Strokes
15
Unicode
U+819D

Sources
Frequency data
MTSU Chinese text computingSUBTLEX-CHBCC Corpus (BLCU)