HSK10+
kē
nest
Phonosemantic compound. 穴 represents the meaning and 果 represents the sound.
穴 Meaning component
xué
cave
果 Sound component
guǒ
fruit
Seal script
Clerical script
Regular script
窠
nest; hole, indention; den
窠臼
rut
不落窠臼
not follow the beaten track
Academia Sinica
Make Me a Hanzi
Unicode
Dong Chinese
CC-CEDICT
MTSU Chinese text computing