eh, answers. no one's even gotten the last two, which I figured would be fairly easy. y'all did get close to 4 on IRC.

1. Tibetan
2. Cree
3. Russian
4. Dzongkha (no idea if anyone's heard of it but it is the national language of Bhutan...)
6. Enggano
8. Quechua
9. Sardinian
10. Tangut