hey just to mention if you like Pakwaan, I think you will like Magok Pa also, Spondias pinnata (L. f.) Kurz , มะกอกป่า
Tender leaves are citrusy, but no 'leafy green' aftertaste like tender cashew leaves.
It grows much like Neem, which means really really slow start, sometimes just all out death and hibernation, but then once it kicks in should grow very fast! I left a 'dead' tree in the ground for nearly 2 months, just yesterday saw that it is growing wild now and also my Neem tree is taking off as well after near death.