Duodisimally

• duodecimal: computed by twelves; of a base-12 number system; examples include the hours on a clock, the signs of the zodiac, the months of the calendar, the inches in a foot, the pitches in the Western musical scale, the words "dozen" and "gross" (a dozen dozens), etc; the duodecimal system was common in ancient societies due to its divisibility by 2, 3, 4, and 6 → The Twelve (O) → Hoolivans

• Dewey Decimal System: a system of library classification devised by Melvil Dewey in 1870

• dismally: gloomily, sorrowfully, depressingly; the etymology of the word echoes the (12-month) calendrical and (12-sign) zodiacal theme: "dismal" = "dies mali" = "evil or unlucky days," two days of each month determined to be bad by methods supposedly deriving from ancient Egyptian astrology; this meaning held sway for hundreds of years before the word acquired its modern sense

• Duodenal: Relating to the duodenum, a part of the human intestine