Examples from the Web for gy
Yellow and green unite to form green-yellow (GY), popularly called grass green.A Color Notation|Albert H. Munsell
The Gy seated herself on one of the divans, and I placed myself at her side.
To contradict a Gy in her love affairs is to confirm her purpose.
It is an aphorism among them, that "where a Gy loves it is her pleasure to obey."
Nephralgia, ne-fral′ji-a, n. pain or disease of the kidneys—also Nephral′gy.