apropos
From Longman Dictionary of Contemporary Englishaproposap‧ro‧pos /ˌæprəˈpəʊ, ˈæprəpoʊ $ -poʊ/ adverb formal → apropos of somethingExamples from the Corpusapropos• Or more apropos, one bird splat spreads forevermore.• The song feels right, apropos to a midnight jaunt, a walk with a good friend.Origin apropos (1600-1700) French à propos “to the purpose”