What is a synonym for germline?

Germline generally refers to the line (sequence) of germ cells that have genetic material that may be ped to a child. For example, cells such as the sperm or the egg, are part of the germline. So are the cells that produce cells, called gametocytes, the cells that produce those, called gametogonia, and all the way back to the zygote, the cell from which the individual developed.