What's the difference between greenweed and whin?

Greenweed

Definition:

• (n.) See Greenbroom.

Example Sentences:

Whin

Definition:

• (n.) Gorse; furze. See Furze.
• (n.) Woad-waxed.
• (n.) Same as Whinstone.

Example Sentences:

• (1) It’s a tight-knit community,” said resident David Whin.
• (2) We specially stress surgical problems, the value of radical surgery whin possible.