What's the difference between glister and glyster?

Glister

Definition:

(v. i.) To be bright; to sparkle; to be brilliant; to shine; to glisten; to glitter.
(n.) Glitter; luster.

Example Sentences:

(1) It has glistered over 10 years, rising 177% against 69% on the FTSE 100, 41% for house prices and 32% for bonds.
(2) Brian Sewell, enemy of conceptualism and all things contemporary, once wrote, "They offer nothing but a moment's glister and demand no contemplation."
(3) For the owners of property the streets around here are still quietly glistering, even if nobody is at home.
(4) I fear the user interfaces will be labyrinths of glistering advertising, festooned with social-media gimcracks, and that the focus of these corporations is dangerously diluted away from producing surprising, novel, fun games.