Tetralogie
tetralogy
Tetraplegie
quadriplegia
Petrologie
petrology
Metrologie
metrology
Tetrarchie
tetrarchy
Neuralgie
neuralgia
Uteralgie
uteralgia
Pentalogie
pentalogy
Aretalogie
aretalogy
Genealogie
genealogy
Antrologie
arthrology
Astrologie
astrology
Ethologie
ethology
behavioural research
Neurologie
neurology
Patrologie
patrology
Teleologie
teleology
Trilogie
trilogy
Tetrabromid
tetrabromide
Tetradymit
tetradymite
Tetragon
tetragon