noun
propinquity
pruh-PING-kwuh-tee/prəˈpɪŋkwəti/
Nearness in place or time.
The houses' propinquity leaves only a narrow path between their porches.

Etymology
From “near,” propinquity names a state of closeness. Its early English use concerned kinship, showing that the nearness can connect people by relationship rather than physical distance.
In context
a theme in your book which is propinquity and you know what um what creates connection and adjacency
More examples
- The propinquity of the deadlines leaves little room for delays.
- Despite their propinquity, the villages have very different traditions.
- Physical propinquity does not always lead to friendship.
Forms
propinquity
Similar words
- proximity
- Proximity is more common, especially for closeness in space.
- nearness
- Nearness is plainer and more common in everyday speech.