ArUpin
ārūpin , adj. (from ārūpa , q.v. , plus -in), (something) characterized by formlessness : catvāra ārūpinaḥ skandhā(ḥ) Laṅk 113.9 ; ŚsP 382.(15—)16 (tat kiṃ manyase) subhūte ārūpi bodhisattva iti, so what think you, S. ? is a Bodhisattva something characterized by formlessness?