receptivity

WORDNET DICTIONARY

receptivity(n = noun.attribute) openness, receptiveness - willingness or readiness to receive (especially impressions or ideas); "he was testing the government's receptiveness to reform"; "this receptiveness is the key feature in oestral behavior, enabling natural mating to occur"; "their receptivity to the proposal"

is a kind of willingness

Derived forms adjective receptive₁, adjective receptive₂

receptivity, n. [Cf. F. réceptivité.].

The state or quality of being receptive. [1913 Webster]
The power or capacity of receiving impressions, as those of the external senses. [1913 Webster]