noun, noun which may take the genitive case particle 'no'
Refers to the quality or state of being passive, often in contrast to 能動性 (activity). Used in psychological, philosophical, or everyday contexts.
His passivity is a problem.
Passivity stands out in his attitude.
受動的 is the adjectival form meaning 'passive', while 受動性 is the noun meaning 'passivity'.
Compound of 受動 (passive) and 性 (nature/quality). 受動 is from 受ける (to receive) and 動く (to move), indicating being moved by external forces.