1/10 (deci)
1/2 (semi, hemi, demi)
1 (uni)
2 (bi, di)
3 (tri, ter)
4 (tetra, tetr, tessera, quadri, quadr)
5 (pent, penta, quinqu, quinque, quint)
6 (sex, sexi, hex, hexa)
7 (hept, hepta, sept, septi, septem)
8 (oct, octa, octo)
9 (non, nona, ennea)
10 (dec, deca)
11 (hendeca, undec, undeca)
12 (dodeca)
15 (quindeca)
20 (icos, icosa, icosi)
1/2 (semi, hemi, demi)
1 (uni)
2 (bi, di)
3 (tri, ter)
4 (tetra, tetr, tessera, quadri, quadr)
5 (pent, penta, quinqu, quinque, quint)
6 (sex, sexi, hex, hexa)
7 (hept, hepta, sept, septi, septem)
8 (oct, octa, octo)
9 (non, nona, ennea)
10 (dec, deca)
11 (hendeca, undec, undeca)
12 (dodeca)
15 (quindeca)
20 (icos, icosa, icosi)
to známe :-)