"Slang" is a word in ENGLISH

A fetter worn on the leg by a convict.

To address with slang or ribaldry; to insult with vulgar
language.

Low, vulgar, unauthorized language; a popular but
unauthorized word, phrase, or mode of expression; also, the jargon of
some particular calling or class in society; low popular cant; as, the
slang of the theater, of college, of sailors, etc.

Any long, narrow piece of land; a promontory.

of Sling

imp. of Sling. Slung.