I can't make out how to pronounce 'ghoirid'--that beginning sound of 'gh?' clearing the throat? how do I do it? I can't even hear it well enough to guess!
It's a very back of the throat sound. Try to say g, but do it from the back of the throat. You might find This site helpful.
Is briogais feminine?
As is shirt (lèine) but blouse (blobhsa) is masculine.
Oh come on, not even one "Donald where's yer troosers" comment? I confess myself disappointed ;)