Unit prefix or if letters such as "T", which are already in use as SI units or prefixes, will again be skipped. Several personal proposals have been made for extending the series of prefixes, with ascending terms such as "xenna, weka, vendeka" (from Greek "ennea" (9), "deka" (10), "endeka" (11)) and descending terms such as "xono", "weco", "vundo" (from Latin "novem/nona" (9), "dec" (10), "undec" (11). Using Greek for ascending and Latin for descending would be consistent with established prefixes such as "deca, hecto, kilo" vs "deci, centi, milli"). Although some of these are repeated on the internet, none are in actual
Declension of Greek nouns in Latin in prose). In the genitive singular, names in -ēs, parisyllabic, take -ī as well as -is. Some feminine nouns in -ô have the genitive in -ūs. Greek names ending in -eus are declined both according to the Greek and according to the Latin second declension (but the genitive -eī and the Dative -eō are often pronounced as one syllable in poets). In the nominative plural, imparisyllabic Nouns often take -es instead of -ēs and, in the accusative plural, the same nouns often take -ā instead of -ēs. In the genitive plural, -ōn and -eōn are found in the titles of