Ceruse
Ce"ruse (?), n. [F. céruse, L. cerussa.]
1. White lead, used as a pigment. See White lead, under White.

2. A cosmetic containing white lead.

To distinguish ceruse from natural bloom. Macaulay.
3. (Min.) The native carbonate of lead

I've used white lead mixed with linseed oil to seal and
hold window panes in sashes, but never heard it called this.