Sweetheart
/ˈswiːt.hɑːrt/noun
A person one loves romantically or affectionately; also used as a term of endearment.
Did you know?Unlike many “dark” etymologies, sweetheart is a rare case where the magic is in the metaphor: English simply fused sweet + heart to name a beloved person, turning emotion into language.
Etymological Timeline
Old English
OE
swēte
“sweet, pleasant, agreeable”
Old English
OE
heorte
“the heart; the seat of feeling, thought, and courage”
Middle English
ME
swete hert
“a beloved person; a term of affectionate address”
14th-15th Century
English
sweetheart
“an affectionate term for a loved one; later, a noun for a romantic partner”
Modern English
English
sweetheart
“a loved one or affectionate term of address”