Pathfinder 1E Master list of OGC substitutes for WotC IP monsters

[Kinak]

Because so much of a fungus is the mycelium, the actual fruit bodies (what do you call the visible part of a fungus in English) is just a small addendum.

You basically got it. It's usually "fruiting bodies."

Cheers!
Kinak

 

[Voadam]

Kobold Press has Gearforged for pathfinder, another substitute for warforged. They can be found in the Midgard Campaign Setting and in Advanced Races 3 Gearforged.

 

[Voadam]

Book of Fiends by Green Ronin has OGC versions of various demon prince names that might apply here.


In a sidebar they have:

Arachnadia for Lolth.
Lord of Many Forms for Juiblex.
Vaz’zht for Graz'zt.
Yughooragh for Yughooragh.
Zhar’Ub-Luur for Fraz Urb Lu.