Emptiness immersion; signless immersion; undirected immersion. For insight into greed, these three things should be developed.
Suññato immersion, animitto immersion, appaṇihito immersion—rāgassa, bhikkhave, abhiññāya ime tayo dhammā bhāvetabbā. (1) ()
The English word “immersion” has got in to Pali too. For your info please.
With Metta