Great idea.

Taking your primo and secondo idea there are other languages. I particularly like Turkish. 1, 2, 3 in particular makes me laugh.

Bir
Iki
Ooch

(1-9: bir [1], iki [2], üç [3], dört [4], beş [5], altı [6], yedi [7], sekiz [8] and dokuz [9].)

KatherineKent/Victoria
Lois: "You put up with me for the same reason I put up with you. It's because I'm completely in love with you."
Clark: "And I love you ... Did we just make up?"
Lois: "I think so."