伺
sìcì HSK7

serve

伺 sì
to spy
(bound form) to watch or examine in secret; to spy on
to wait
(bound form) to wait for; to await (e.g., an opportunity)
伺 cì
to wait on
(bound form) to serve or wait on others; only used in 伺候 cì​hou

Frequency
Character
Written text
2,782nd most common 13.3 per million
Movie subtitles
2,867th most common 4.23 per million appears in 3% of films
Word
Movie subtitles
0.240 per million appears in 0% of films
Written text
1.53 per million

Details
HSK 2.0
Level 6
HSK 3.0
Level 7
Strokes
7
Unicode
U+4F3A

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