- octōgintā 800 DCCC octingentī, octingentae,
octingenta 9 IX
novem 19 XIX
ūndēvīgintī 90 XC nōnāgintā 900 Cↀ nōngentī, nōngentae, nōngenta 10 X
decem 20 XX...
-
formed by
subtracting 2 and 1, respectively, from 20: duodēvīgintī and
ūndēvīgintī. For the
numbers 21 to 27, the
digits either follow or are
added to 20...
- 18 and 19,
matching the way they said
those numbers:
duodeviginti and
undeviginti. This
habit has been
attributed to
Etruscan influence in the
Latin language...
- then
switches to "two-off-twenty" (duodēvigintī) and "one-off-twenty" (
ūndēvigintī). For the sake of comparison, note that many of the
Germanic languages...
-
tricuspidatus Polydesmus tridens Polydesmus tripunctatus Polydesmus undeviginti Polydesmus urvillii Polydesmus wardar****
Polydesmus varians Polydesmus...
- Latin, 18 = duodēvīgintī ("two
taken from twenty"), (IIXX or XIIX), 19 =
ūndēvīgintī ("one
taken from twenty"), (IXX or XIX) 20 = vīgintī ("twenty"), (XX)...
