What idioms begin with a circle?

Idiom: Round chisel.

Allusions: Xi: tenon; Chisel: tenon. Square tenon and round tenon can't fit together twice. Metaphor is out of place.

Origin: Nine Debates by Chu and Song Yu in the Warring States Period: "A round chisel is clumsy, and I know it is difficult to get in."

Idiom: round hole and square wood

Pinyin: yuan k ǒ ng f ā ng mò

Allusion: Put the square wood in the round hole. Metaphorically speaking, the two cannot be compared.

Source: Song Shi Daoyuan's Legend of Jingdezhen Lights: "If you regard limited knowledge as infinity, it is like making a square wood into a round hole."

Idiom: Log Police Pillow

Pinyin: yuan müjǐng zh n

Allusion: Use logs as pillows, and it is easy to wake up when you fall asleep.

Source: Song Fan Zuyu's "Paulus Johannes Xuan Zhi": "Take the log as a police pillow, then take a nap and turn over to sleep before you can study."

Idiom: round hole and square wood

Pinyin: yuan k ǒ ng f ā ng mò

Allusion: Put the square wood in the round hole. Metaphorically speaking, the two cannot be compared.

Source: Song Shi Daoyuan's Legend of Jingdezhen Lights: "If you regard limited knowledge as infinity, it is like making a square wood into a round hole."

Idiom: round head and square feet

Pinyin: yuan shǒu fāng zú

Allusions: Generation refers to human beings.

Source: Huai Nanzi's spiritual practice: "The circle of the head is also like the sky, and the foot is also like the ground."

For example, I don't want to push eight poles and nine wild fields and four descendants of Wanfang. ("Sui Shu Gao Zu Ji Shang")