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71.

Mixed i-stems have -em in the accusative and -e in the ablative singular, -ium in the genitive[1][There is much variety in the practice of the ancients, some of these words having -ium, some -um, and some both.] and -ís or -és in the accusative plural. They include the following: -



1. Nouns in -és, gen. -is.[2][These are acínacés, aedés, alcés, caedés, cautés, cládés, compágés, contágés, famés, félés, fldés (plural), indolés, lábés, lués, mélés, mólés, núbés, palumbés, prólés, própágés, púbés, sédés, saepés, sordés, strágés, strués, subolés, tábés, torqués, tudés, vátés, vebés veprés, verrés, vulpés; aedés has also nominative aedis.]

2. Monosyllables in -s or -x preceded by a consonant: as, ars, póns, arx.

3. Polysyllables in -ns or -rs: as, cliéns, cohors.

4. Nouns in -tás, genitive -tátis (genitive plural usually -um)5: as, cívitás.

5. Penátés, optimátés, and nouns denoting birth or abode (patrials) in -ás, -ís, plural -átés, -ítés: as, Arpínás, plural Arpínátés; Quirís, plural Quirítés

6. The following monosyllables in -s or -x preceded by a vowel: dós, fraus, glís, lís, más, mús, nix, nox, strix, vís.