Your mother is as ignorant of the propinquity as Greta herself.
We really drifted into an engagement more because of propinquity than anything else.
Now as regards the question of jealousy as cause of Avoidance, residence and propinquity will evidently have a powerful effect.
The birds had now nothing to fear from the propinquity of the hut.
It's propinquity and home ties which make marriage a success; the life of an actor precludes domesticity.
It did not appear to him to be a matter of a dark night and a propinquity and so on.
He did not wish her to fancy that he was desirous of having a subtle influence of propinquity as an ally.
That same chord within him thrilled to her voice, her propinquity.
Just that I was wrong; and I admit freely that I was wrong in scoffing at the propinquity.
That is the penalty of prairie life; there is no escape from propinquity.
late 14c., "nearness in relation, kinship," later also "physical nearness" (early 15c.), from Old French propinquite (13c.) and directly from Latin propinquitatem (nominative propinquitas) "nearness, vicinity; relationship, affinity," from propinquus "near, neighboring," from prope "near" (enlarged from PIE *pro "before;" see pro-) + suffix -inquus.
Nothing propinks like propinquity [Ian Fleming, chapter heading, "Diamonds are Forever," 1956; phrase popularized 1960s by U.S. diplomat George Ball]