From Longman Dictionary of Contemporary Englishpropinquitypro‧pin‧qui‧ty /prəˈpɪŋkwəti/ noun [uncountable + of/to] formalSSFNEXT TO the fact of being near someone or something, or of being related to someone SYN proximity
Examples from the Corpus
propinquity• Discussion of family support often seems to assume geographical propinquity, which is increasingly problematic.• It was nothing more nor less than propinquity.• Ah, the propinquity of cheap life and expensive principles, of religion and banditry, of surprising honour and random cruelty.• This dichotomy had less to do with national character than with propinquity.Origin propinquity (1300-1400) Latin propinquitas, from propinquus “near” 