the state of being intimate.

a close, familiar, and usually affectionate or loving personal relationship with another person or group.

a close association with or detailed knowledge or deep understanding of a place, subject, period of history, etc.

an intimacy with Japan.

an act or expression serving as a token of familiarity, affection, or the like

to allow the intimacy of using first names.

an amorously familiar act; liberty.

sexual intercourse.

the quality of being comfortable, warm, or familiar

the intimacy of the room.

privacy, esp. as suitable to the telling of a secret

in the intimacy of his studio.

noun

disagreement , incompatibility

noun

acquaintance , affection , affinity , close relationship , communion , confidence , confidentiality , experience , familiarity , friendship , inwardness , understanding , chumminess , closeness , companionship , comradeship , fellowship , fondness , tenderness , warmth