"flexible ornament worn round the neck," 1580s, from neck (n.) + lace (n.) in the sense of "cord, string." As the name of a South African form of lynching, from 1985. Related: Necklaced.
neck
neck-band
necked
neckerchief
necking
necklace
neckless
neckline
necktie
neck-verse
neckwear