The Spanish word tells a truth the others conceal: vergüenza descends from vereri, to watch and to fear — shame, in this etymology, cannot exist without a witness. English shame may reach back to a Proto-Germanic root meaning 'to cover,' which captures the oldest reflex: the averted face, the body curling inward, the wish to disappear before being seen. Chinese is most anatomical in its precision: 耻 is built from 耳 (ear) and 心 (heart), insisting that shame lives in the passage between what you hear said of you and what your chest then does with it. Esperanto's honto made a long journey — Frankish Germanic into French, French into Zamenhof's constructed tongue — arriving in a language that wanted no borders, still carrying the freight of every crossing.
Functions as both noun and verb in English ('to shame someone'), an ambiguity few cognate languages preserve so cleanly. The proposed PIE ancestor *ḱem- ('to cover') is one hypothesis; the Proto-Germanic stage *skamō is well established, but the deeper root remains contested.
Derives from Latin verecundia (modesty, bashfulness, discretion), distinct from the Latin pudor (shame closer to 'modesty' or 'decency'). The adjective vergonzoso preserves the connection more transparently. The ü in spelling reflects a historical /gw/ cluster retained after the vowel shift.
The Shuowen Jiezi reads 羞 as 'to present food or a sheep as tribute.' Shame arrived at this character through the vulnerability of the offering: to present is to be exposed to judgment. Over centuries the act of presenting and the feeling of exposure fused, until the character that once meant 'gift given forward' came to name the feeling that makes you want to pull back.
Traditional commentary notes that the ear reddens with shame. 耻 (traditional form: 恥) captures that physiology — the circuit between what is heard about you and what collapses inside you. Shame here is always already social: it begins with being spoken of, and ends in the chest.
羞 alone carries a softer register — shyness, bashfulness — while 耻 alone is the weightier Confucian term for moral shame. 知耻 ('knowing shame') was considered essential to ethical character in the Analects. The compound 羞耻 binds both registers into the standard modern noun.
Productive derivatives: honti (to feel shame), hontinda (shameful, worthy of shame: hont- + -ind- + -a), senhonta (shameless: sen- + hont- + -a). The source, French honte, descends from Frankish *haunitha — a different Proto-Germanic root (*hauniz, 'low, humiliated') than the one underlying English shame (*skamō). Two Germanic roots for shame; two very different routes into the modern world.
Of all the passions, shame alone needs a mirror.