Parinna

Pariññā: 'full understanding', full comprehension. There are 3 kinds of mundane f.u. lokiya-p namely: full understanding of the known ñāta-p f.u. as investigating tīrana-p and f.u. as overcoming pahāna-p In Vis.M XX, 3 it is said:
Full understanding of the known is the knowledge consisting in the discernment of the specific characteristics of such and such phenomena, as: 'Materiality has the characteristic of being oppressed; feeling has the characteristic of being felt, etc.'
Full understanding by investigating is that insight-understanding vipassanā-paññā; see: vipassanā which has the 3 general characteristics impermanence, suffering, no-self as its objects, and which arises when attributing a general characteristic to physical and mental phenomena, as for instance: 'Materiality is impermanent, feeling is impermanent, etc.'
Full understanding by overcorning is that insight-understanding which has the above-mentioned general characteristics as its objects, and arises after overcoming the idea of permanence, etc.
==References==
Maha Thera Nyanatiloka. Manual of Buddhist Terms and Doctrines, Buddhist Publication Society, first edition 1952. 
Category:Pali terms