ALO-U-ETTE
-us, -um, -ūs, -uī, -ū,
-ūs, -ūs, -uum, –ibus times two
Fourth declension, masculine and feminine!
Masculine! (portus!)
Feminine! (manus!)
-us, -um, -ūs, -uī, -ū,
-ūs, -ūs, -uum, –ibus times two

-ū, -ū, -ūs, -ū, and -ū,
-ua, -ua, -uum, -ibus times two.
Fourth declension has a few neuter nouns:
cornū! genū! (cornū! genū!)
gelū! pecū! (gelū! pecū!)
-ū –ū –ūs –ū and –ū,
-ua, -ua, -uum, -ibus times two

HOME-U-ETTE
-us, -um, -ūs, -uī, -ō,
-ūs, -ōs, -ōrum, –ibus [x2]… Go home!
Fourth declension…
Forms from the second, too!
Domī! At home! (Domī! At home!)
Domum! To home! (Domum! To home!)
-us, -um, -ūs, -uī, -ō,
-ūs, -ōs, -ōrum, –ibus [x2]… Go home!

Head and Shoulders
-us, -um, -ūs, -uī, -ū (-uī, -ū!)
-ūs, -ūs, -uum, –ibus x2 (-ibus x2!)
portus, senātus, manus, too!
-us, -um, -ūs, -uī, -ū (-uī, -ū!)

-ū, -ū, -ūs, -ū, -ū (-ū, -ū!)
-ua, -ua, -uum, -ibus x2 (-ibus x2!)
cornū, gelū, genū, too!
-ū, -ū, -ūs, -ū, -ū (-ū, -ū)!

-us, -um, -ūs, -uī, -ō (-uī, -ō!)
-ūs, -ōs, -ōrum, –ibus x2 (-ibus x2)
Domī! At Home!
Domum! To home!
-us, -um, -ūs, -uī, -ō (-uī, -ō!)

• Fourth declension –us nouns tend to be masculine, but ‘manus‘ is a common feminine exception. Fourth declension –ū nouns are neuter, like ‘cornū‘. ‘Domus‘ is an irregular feminine –us noun of the fourth declension, with forms from the second and fourth declensions.