3 adjectives to describe propinquity

The passage is rendered yet more obscure to the modern sense by the accidental propinquity of bonds, brokers, and investmentswhich have nothing to do with stocks.]

It is guarded by a high wall from the adjoining castle-walls, as if the castle still feared there were something dangerously infectious in the mere propinquity of such heresies.

"Who's this," said Phoebus, "my kingdom affronts? Doubtless, young fellow, your conduct you think witty; I'll find a method of stopping your stunts; Dear shall you pay for precocious propinquity.

3 adjectives to describe  propinquity