Plurals: Latin/Greek Neuter (-UM/-ON → -A) — Words Only

Latin and Greek neuter nouns whose plural ends in -A (DATUM → DATA, CRITERION → CRITERIA)

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457 words

OS JUS CRUS OPUS OVUM ZOON CECUM DATUM FILUM FORUM GENUS HILUM ILEUM ILIUM INION
JUGUM NOTUM ODEUM SAGUM SERUM SOLUM TAXON VELUM ACETUM ADYTUM AECIUM AMNION
ANTRUM ASYLUM ATRIUM CILIUM CORIUM CORPUS DICTUM ETYMON FACTUM FOLIUM FRENUM
GLOMUS GONION GONIUM GRANUM LABIUM LABRUM LOGION MEDIUM MENTUM MICRON MIKRON
MILIUM OIDIUM OSTIUM PEPLUM PHYLON PHYLUM PIGNUS PLENUM PODIUM RECTUM REGNUM
RHYTON SACRUM SCUTUM SEPTUM SIGLUM SPUTUM TECTUM TELIUM TERGUM VACUUM VISCUS
ALODIUM AMENTUM ARCANUM BACULUM CAMBIUM CENTRUM CRANIUM CRISSUM EIDOLON ELUVIUM
ELYTRON ELYTRUM ENTERON ERRATUM FRAENUM FRUSTUM FULCRUM ISCHIUM JEJUNUM JUGULUM
LABARUM LUSTRUM MAXIMUM MEGARON MINIMUM OMENTUM OPTIMUM ORGANON ORGANUM OSCULUM
PALLIUM PEREION PINETUM PLEURON PUNCTUM QUANTUM ROSTRUM SANCTUM SCROTUM SISTRUM
STERNUM STRATUM TAPETUM TRIVIUM UREDIUM ZOARIUM ZOECIUM ACICULUM ACROMION
AECIDIUM AEROBIUM ALLODIUM ALLUVIUM APHELION APTERIUM AQUARIUM ASCIDIUM BASIDIUM
BIENNIUM BOTHRIUM BRACHIUM CEMENTUM CEREBRUM CHRISMON CIBORIUM CINGULUM COAGULUM
CONIDIUM COREMIUM CYATHIUM CYMATIUM DELIRIUM DILUVIUM DIPTERON DUODENUM EMPORIUM
ENCOMIUM EULOGIUM EXEMPLUM EXORDIUM EXTREMUM FRENULUM FURCULUM FUSARIUM GANGLION
GONIDIUM GYNECIUM HIMATION HYMENIUM ILLUVIUM IMPERIUM INDUSIUM INOCULUM LABELLUM
LIXIVIUM LOMENTUM MOMENTUM MYCELIUM NOUMENON OOGONIUM OXYMORON PARERGON PATAGIUM
PECULIUM PERIDIUM PHILTRUM PLECTRON PLECTRUM PRONOTUM PROPRIUM PROPYLON PUPARIUM
PYGIDIUM PYXIDIUM RAMENTUM REFUGIUM ROSARIUM SCHOLIUM SEDILIUM SOLARIUM SOLATIUM
SPECTRUM SPECULUM SPICULUM SPLENIUM STASIMON STRIATUM SUBGENUS SUDARIUM SYCONIUM
TIMPANUM TOMENTUM TYMPANUM VASCULUM VELARIUM VEXILLUM VINCULUM VIVARIUM ZOOECIUM
ANTHELION ANTHEMION ANTHODIUM ANTISERUM ARBORETUM ASYNDETON AUTOMATON BACTERIUM
BRONCHIUM CALDARIUM CAPITULUM CHALAZION CLAUSTRUM CLITELLUM COCCIDIUM COLLEGIUM
COLLUVIUM COLLYRIUM CONTAGIUM CONTINUUM CRITERION CTENIDIUM CUBICULUM CYMBIDIUM
DECENNIUM DENTALIUM DICHASIUM EFFLUVIUM EPHEMERON EPICEDIUM EPIMYSIUM EQUISETUM
FLABELLUM FLAGELLUM GAMMADION GELSEMIUM GYMNASIUM GYNAECIUM GYNOECIUM HERBARIUM
HORDEOLUM HOSPITIUM MANUBRIUM MARSUPIUM MAZAEDIUM OPERCULUM OPUSCULUM PALLADIUM
PARHELION PHELONION POLLINIUM PRESIDIUM PTERYGIUM PYCNIDIUM REPTILIUM RETICULUM
RHIZOBIUM ROSTELLUM SACRARIUM SARMENTUM SCUTELLUM SENSILLUM SENSORIUM SEPTARIUM
SPIRILLUM SUBPHYLUM SYMPODIUM SYMPOSIUM SYNCYTIUM TEGMENTUM TENACULUM TENTORIUM
TERRARIUM TRAPEZIUM TRIENNIUM TRIFORIUM TRIHEDRON ULTIMATUM UNGUENTUM UREDINIUM
UROPYGIUM VESTIGIUM ACETABULUM ANAEROBIUM ANDROECIUM APOTHECIUM ARGUMENTUM
ASCOGONIUM AUDITORIUM CAPITELLUM CEREBELLUM CINERARIUM COLLOQUIUM COMPENDIUM
CONSORTIUM CURRICULUM DECAHEDRON ENCEPHALON EPICARDIUM EPICENTRUM EPICRANIUM
EPINEURIUM EPISTERNUM EPITHELIUM EXOSPORIUM FILOPODIUM GLOCHIDIUM HAUSTELLUM
HAUSTORIUM HEMELYTRON HEMELYTRUM HEXAHEDRON HONORARIUM HYPANTHIUM INVOLUCRUM
MILLENNIUM MIRACIDIUM MONOPODIUM MORATORIUM MYOCARDIUM NATATORIUM NEPHRIDIUM
OCEANARIUM OCTAHEDRON OMMATIDIUM OSMETERIUM PANCRATIUM PANJANDRUM PARAMECIUM
PARAPODIUM PERIMYSIUM PHYLLODIUM PLASMODIUM POLYHEDRON POLYPARIUM PRAESIDIUM
PRESTERNUM PRIMORDIUM PRINCIPIUM PROCAMBIUM PROSCENIUM PROSTOMIUM PSALTERIUM
PUERPERIUM QUADRIVIUM SANATORIUM SANITARIUM SANITORIUM SCLEROTIUM SEQUESTRUM
SESTERTIUM SIMULACRUM SPERMATIUM SPORANGIUM SUBSTRATUM SUDATORIUM TRICLINIUM
TROPAEOLUM VIBRACULUM ANIMALCULUM ANTEPENDIUM ANTHERIDIUM ARCHEGONIUM
ASPERGILLUM CANDELABRUM CARPOGONIUM COLUMBARIUM CREMATORIUM DESIDERATUM
ENCHIRIDION ENDOCARDIUM ENDOMETRIUM ENDOTHECIUM ENDOTHELIUM EQUILIBRIUM
EUBACTERIUM FLORILEGIUM GAMETANGIUM HESPERIDIUM HORMOGONIUM HYPOLIMNION
ICOSAHEDRON INCUNABULUM INTERREGNUM LATIFUNDIUM LEPROSARIUM MESOTHELIUM
MONOCHASIUM OSTENSORIUM PENTAHEDRON PERICARDIUM PERICRANIUM PERINEURIUM
PERITHECIUM PLANETARIUM PROTHALLIUM QUADRENNIUM RETINACULUM SCRIPTORIUM
SPOROGONIUM STAMINODIUM STYLOPODIUM TETRAHEDRON APPRESSORIUM DIENCEPHALON
DIVERTICULUM DODECAHEDRON EPITHALAMION HIBERNACULUM HYMENOPTERON PERIONYCHIUM
PHILODENDRON PROLEGOMENON PROTHALAMION PROTHALAMIUM PSEUDOPODIUM QUINQUENNIUM
RHOMBOHEDRON SPERMAGONIUM SUPERSTRATUM XIPHISTERNUM ARMAMENTARIUM EPIPHENOMENON
MESENCEPHALON METENCEPHALON MITOCHONDRION MYCOBACTERIUM PERICHONDRIUM
TRAPEZOHEDRON ZOOSPORANGIUM CHONDROCRANIUM CYANOBACTERIUM DISEQUILIBRIUM
MEGASPORANGIUM MYELENCEPHALON NONEQUILIBRIUM PROSENCEPHALON RHINENCEPHALON
SPERMATOGONIUM TRISOCTAHEDRON ARCHAEBACTERIUM CORYNEBACTERIUM CRYPTOSPORIDIUM
ENTEROBACTERIUM MICROSPORANGIUM RHOMBENCEPHALON SUPERPHENOMENON

Copyright © 2026 Mitch Bayersdorfer  ·  AGPL-3.0  ·  Thanks to Joe Petree for his definitions for these lists.  ·  Detailed Attributions