Latin to English
unus
one
two
duo / duae
duo
duet etc.
II
two
tres horas
for three hours
decem
ten
three
tres / tria
octo
octagon, octopus
VI
six
decem annos
for 10 years
octo
eight
seven
septem
centum
IX
nine
prima hora
at the first hour
four
one (genitive)
unius
quinque
quintuplet
C
100
for seven days
septem dies
novem
nine
thousands (1,000 plural)
milia
quattuor
quadrangle
M
for two hours
duas horas