nobiliary

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no·bil·i·ar·y

N0123800 (nō-bĭl′ē-ĕr′ē, -bĭl′yə-rē)adj. Of or relating to the nobility.
[French nobiliaire, from Latin nōbilis, noble; see noble.]

nobiliary

(nəˈbɪlɪərɪ) adjof or relating to the nobility[C18: from French nobiliaire; see noble, -ary]