HSK10+
yú
a small door or window
穴 Meaning component
xué
cave
hole
俞 Sound component
yú, shù
surname
Seal script
Regular script
窬
a small door or window; a hole in the wall to cut through a wall; hole in a wall
Academia Sinica
Make Me a Hanzi
Unicode
CC-CEDICT
MTSU Chinese text computing