spangle (n.) Look up spangle at
early 15c., "small piece of glittering metal," diminutive of spang "glittering ornament, spangle," probably from Middle Dutch spange "brooch, clasp," cognate with Old English spang "buckle, clasp," from Proto-Germanic *spango, from an extended form of the root of span (v.).
spangle (v.) Look up spangle at
1540s, "cover with spangles," from spangle (n.). Intransitive meaning "glitter, glisten" is from 1630s. Related: Spangled; spangling.