ianitrix

From *ianiter +‎ -trīx, apparently as a hypercorrection for *ieniter (from other shifts such as iānuārius > iēnuārius), from Proto-Italic *ienatēr, from Proto-Indo-European *h₁yénh₂tēr. Cognates include Ancient Greek ἐνᾰ́τηρ (enắtēr), Sanskrit यातृ (yātṛ), Old Armenian ներ (ner) and Old Church Slavonic ꙗтрꙑ (jatry).

• janitrīx

• (Classical Latin) IPA^(key): [ˈja.nɪ.triːks]
• (modern Italianate Ecclesiastical) IPA^(key): [ˈjaː.ni.triks]

ianitrīx f (genitive ianitrīcis); third declension

1. (chiefly in the plural) co-sister-in-law (husband's brother's wife)

Third-declension noun.

• De Vaan, Michiel (2008), “ianitrīcēs”, in Etymological Dictionary of Latin and the other Italic Languages (Leiden Indo-European Etymological Dictionary Series; 7), Leiden, Boston: Brill, →ISBN, page 294

From iānitor (“porter”) +‎ -trīx.

• jānitrīx

iānitrīx f (genitive iānitrīcis); third declension

1. portress (female porter)

Third-declension noun.

• “jānĭtrīces”, in Charlton T. Lewis and Charles Short (1879), A Latin Dictionary, Oxford: Clarendon Press
• “janitrix”, in Gaffiot, Félix (1934), Dictionnaire illustré latin-français, Hachette.