"os ⇌ ī / [-labdent]*[-lat -labdent][b-d-e-m-n-o-p-s-t-z-ē-ō-th-ph][e-i-o-u][d-e-i-r-s-t-z-ē-ī]_" . . . "os ⇌ ī / [-labdent]*[-lat -labdent][b-d-e-m-n-o-p-s-t-z-ē-ō-th-ph][e-i-o-u][d-e-i-r-s-t-z-ē-ī]_" . .