nostrio (no "i")
nostrium (no "i")
nostriorum (no "i")
Everything else looks good.
http://www.math.ohio-state.edu/~econrad/lang/ln2.html
Are these declensions correct? I just wanted to make sure since I'll be using them in a writing piece.
socius noster
socii nostri
socio nostrio
socium nostrium
socio nostro (with macrons)
soci nostri
sociorum nostriorum
sociis nostris
socios nostros
sociis nostris
1 answer