孔

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hole; CL:個|个[ge4]; classifier for cave dwellings

Sound it out + =

Formation & memory

Break the character into parts you already know.

Ideographic compound (会意字)

The mouth 乚 of a crying baby 子

Components 子乚

cavity · Heisig RSH #98

子 child + hook

Keyword method from Heisig's Remembering Simplified Hanzi.

The most common words first — learning a character in context makes it stick.

Word	Pinyin	Meaning
多孔动物门	duō kǒng dòng wù mén	(zoology) phylum Porifera (sponges)
孔子家语	Kǒng zǐ Jiā yǔ	The School Sayings of Confucius, a supplement to the Analects; abbr. to 家語\|家语[Jia1 yu3]
多孔动物	duō kǒng dòng wù	Porifera (phylum of sponges)
一孔之见	yī kǒng zhī jiàn	(idiom) partial view; limited outlook
孔子学院	Kǒng zǐ Xué yuàn	Confucius Institute, organization established internationally by the PRC, promoting Chines…
孔武有力	kǒng wǔ yǒu lì	courageous and strong (idiom); Herculean (physique etc)
多孔性	duō kǒng xìng	porous; having many holes (e.g. filter gauze or sieve)
通气孔	tōng qì kǒng	an airvent; a louvre; airflow orifice
通风孔	tōng fēng kǒng	air vent; louvre
打孔器	dǎ kǒng qì	hole puncher
孔夫子	Kǒng fū zǐ	Confucius (551-479 BC), Chinese thinker and social philosopher, also known as 孔子[Kong3 zi3…
打孔卡	dǎ kǒng kǎ	(computing) punch card
一鼻孔出气	yī bí kǒng chū qì	lit. to breathe through the same nostril (idiom); fig. two people say exactly the same thi…
孔圣人	Kǒng shèng rén	the Sage Confucius
孔子	Kǒng zǐ	Confucius (551-479 BC), Chinese thinker and social philosopher, also known as 孔夫子[Kong3 fu…
人孔	rén kǒng	manhole
心孔	xīn kǒng	see 心竅\|心窍[xin1 qiao4]
孔斯贝格	Kǒng sī bèi gé	Kongsberg (city in Norway)
孔雀河	Kǒng què Hé	Peacock River in Xinjiang
气孔	qì kǒng	air-bubble; pore; stoma

These characters use 孔 as their sound component — compare how they read.

Character	Pinyin	Meaning
孔 sound part	kǒng	opening, hole, orifice; great
吼	hǒu	to roar, to shout; to bark, to howl
芤	kōu	China grass, ramie