rhynch-
rhytid-
rib-
rid-
rim-
rip-
ris-
riv-
rod-
ros-
rostell-
rostr-
rot-
rub-
rud-
ruf-
rug-
rumin-
rup-
rur-
rutil-
sabell-
sabul-
sacc-
sacchar-
sachar
sacr-
sagitt-
sal-
saliv-
salpingo-
salt-
scal-
scand-
scans-
scaph-
scapul-
scat-
scav-
scel-
schis-
schist-
schiz-
sci-
scind-
sciur-
scler-
scop-
scorpi-
scot-
Græcolatina