鑿

chisel / to bore a hole / to chisel or dig / (literary) (bound form) certain / authentic / irrefutable / also pr. [zuo4]

surname Jin / surname Kim (Korean) / Jurchen Jin dynasty (1115-1234)

gold / chemical element Au / generic term for lustrous and ductile metals / money / golden / highly respected / one of the eight categories of ancient musical instruments 八音[ba1 yin1]

definite / conclusive / undeniable / authentic / also pr. [que4 zuo4]

chisel

to cut (a canal, tunnel, well etc)

incompatible (abbr. for 方枘圓鑿|方枘圆凿[fang1 rui4 yuan2 zao2]) / (literary) compatible (lit. "mortise and tenon")

mortise chisel

established and irrefutable (idiom)

to bore a hole / to give a forced interpretation

to make far-fetched claims (idiom) / to offer outlandish explanations

to dig a well

see 方枘圓鑿|方枘圆凿[fang1 rui4 yuan2 zao2]

lit. to pierce the wall to steal a light (idiom) / fig. to study diligently in the face of hardship

(rock) drilling

rock drill

to fit like mortise and tenon

to scuttle (a ship)

rock quarry

to open an aperture / (extended meaning) to cut a way through / to open up a road

a forced analogy (idiom); to jump to an unwarranted conclusion

to put a square peg in a round hole / incompatible (idiom)