adj. f. scil. pannā piercing, penetrating; or ravelling, turning rolling up or round (cp. āvijjhati which is derived from ā + vyadh, but takes its meaning from āveṭheti), discrimination thinking over Ja.ii.9 (+ nibbedhikā, variant reading for both ṭh).
ā + vedhaka of āvedha, vyadh, but confused with āveṭh˚ of ā + veṣṭ; cp. āveṭhana & nibbedhaka