openness

(n) without obstructions to passage or view
- the openness of the prairies
(n) characterized by an attitude of ready accessibility (especially about one's actions or purposes); without concealment; not secretive nakedness,
(n) 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
receptiveness, receptivity,

nakedness receptiveness receptivity

secretiveness closeness