Etymograph

English

sweetbread

Apparently from sweet + bread, though the reason is not immediately evident.

A compound of sweet + bread

Proto-Indo-European *sweh₂d- ‘sweet’

…

Proto-Germanic *swōtuz ‘sweet’

Proto-West Germanic *swōtī ‘sweet’

Old English swēte ‘sweet’

Middle English swete ‘sweet’

English sweet

Proto-Germanic *braudą

Proto-West Germanic *braud

Old English brēad ‘fragment’

Middle English bred ‘bread’

English bread

The story

Apparently from sweet + bread, though the reason is not immediately evident. Possibly connected with Dutch zwezerik, whose etymology is also unclear.uncertain The source flags this step as uncertain.

Full etymology on Wiktionary

Today it means

noun The pancreas or thymus gland of an animal, especially a lamb or calf, as food.

Sources

Sources: Wiktionary, “sweetbread”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / sweetbread