8-letter words ending with IUM
Dive into the specific realm of 8-letter words that conclude with the letter IUM. This focused section reveals the fascinating ways in which words of this particular length, ending with IUM, contribute to the richness of the English language. Whether it's for expanding your vocabulary, solving puzzles, or simply for the love of words, discover how these terms uniquely blend length and ending sound.
| Word | Points | Definition | Sentence example |
|---|---|---|---|
| aquarium | 19 | a tank or pool or bowl filled with water for keeping live fish and underwater animals | - |
| titanium | 10 | a light strong grey lustrous corrosion-resistant metallic element used in strong lightweight alloys (as for airplane parts); the main sources are rutile and ilmenite | - |
| delirium | 11 | state of violent mental agitation | - |
| ammonium | 14 | the ion NH4 derived from ammonia; behaves in many respects like an alkali metal ion | - |
| emporium | 14 | a large retail store organized into departments offering a variety of merchandise; commonly part of a retail chain | - |
| chromium | 17 | a hard brittle multivalent metallic element; resistant to corrosion and tarnishing | - |
| solarium | 10 | a room enclosed largely with glass and affording exposure to the sun | - |
| selenium | 10 | a toxic nonmetallic element related to sulfur and tellurium; occurs in several allotropic forms; a stable grey metallike allotrope conducts electricity better in the light than in the dark and is used in photocells; occurs in sulfide ores (as pyrite) | - |
| geranium | 11 | any of numerous plants of the family Geraniaceae | - |
| polonium | 12 | a radioactive metallic element that is similar to tellurium and bismuth; occurs in uranium ores but can be produced by bombarding bismuth with neutrons in a nuclear reactor | - |
| rubidium | 13 | a soft silvery metallic element of the alkali metal group; burns in air and reacts violently in water; occurs in carnallite and lepidolite and pollucite | - |
| thallium | 13 | a soft grey malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores | - |
| refugium | 14 | - | - |
| imperium | 14 | the domain ruled by an emperor or empress; the region over which imperial dominion is exercised | - |
| ununbium | 12 | a radioactive transuranic element | - |
| zooecium | 21 | - | - |
| venidium | 14 | - | - |
| vanadium | 14 | a soft silvery white toxic metallic element used in steel alloys; it occurs in several complex minerals including carnotite and vanadinite | - |
| velarium | 13 | - | - |
| vivarium | 16 | an indoor enclosure for keeping and raising living animals and plants and observing them under natural conditions | - |
| sudarium | 11 | - | - |
| syconium | 15 | the fleshy multiple fruit of the fig consisting of an enlarged hollow receptacle containing numerous fruitlets | - |
| trillium | 10 | any liliaceous plant of the genus Trillium having a whorl of three leaves at the top of the stem with a single three-petaled flower | - |
| splenium | 12 | - | - |
| rosarium | 10 | - | - |
| samarium | 12 | a grey lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite | - |
| scandium | 13 | a white trivalent metallic element; sometimes classified in the rare earth group; occurs in the Scandinavian mineral thortveitite | - |
| scholium | 15 | a marginal note written by a scholiast (a commentator on ancient or classical literature) | - |
| sedilium | 11 | - | - |
| silphium | 15 | tall North American perennial herbs | - |
| silicium | 12 | - | - |
| simulium | 12 | type genus of the Simuliidae: blackflies | - |
| solatium | 10 | - | - |
| soredium | 11 | - | - |
| patagium | 13 | - | - |
| peridium | 13 | outer layer of the spore-bearing organ in many fungi | - |
| peponium | 14 | - | - |
| peculium | 14 | - | - |
| phormium | 17 | - | - |
| proprium | 14 | - | - |
| psyllium | 15 | plantain of Mediterranean regions whose seeds swell and become gelatinous when moist and are used as a mild laxative | - |
| pygidium | 17 | - | - |
| pyxidium | 23 | fruit of such plants as the plantain; a capsule whose upper part falls off when the seeds are released | - |
| puparium | 14 | - | - |
| ranarium | 10 | - | - |
| allodium | 11 | - | - |
| alluvium | 13 | clay or silt or gravel carried by rushing streams and deposited where the stream slows down | - |
| apterium | 12 | - | - |
| ascidium | 13 | - | - |
| aspidium | 13 | - | - |
| bdellium | 13 | aromatic gum resin; similar to myrrh | - |
| basidium | 13 | a small club-shaped structure typically bearing four basidiospores at the ends of minute projections; unique to basidiomycetes | - |
| biennium | 12 | - | - |
| bothrium | 15 | - | - |
| brachium | 17 | (biology) a branching or armlike part of an animal | - |
| aerobium | 12 | - | - |
| aecidium | 13 | - | - |
| achenium | 15 | - | - |
| actinium | 12 | a radioactive element of the actinide series; found in uranium ores | - |
| encomium | 14 | a formal expression of praise | - |
| europium | 12 | a bivalent and trivalent metallic element of the rare earth group | - |
| eulogium | 11 | a formal expression of praise for someone who has died recently | - |
| eryngium | 14 | large genus of decorative plants with thistlelike flower heads; cosmopolitan in distribution | - |
| exordium | 18 | (rhetoric) the introductory section of an oration or discourse | - |
| francium | 15 | a radioactive element of the alkali-metal group discovered as a disintegration product of actinium | - |
| fusarium | 13 | - | - |
| disodium | 12 | - | - |
| dominium | 13 | - | - |
| domatium | 13 | a part of a plant (e.g., a leaf) that has been modified to provide protection for insects or mites or fungi | - |
| graphium | 16 | - | - |
| gynecium | 16 | - | - |
| helenium | 13 | genus of American herbs with flowers having yellow rays: sneezeweeds | - |
| hymenium | 18 | spore-bearing layer of cells in certain fungi containing asci or basidia | - |
| indicium | 13 | - | - |
| illuvium | 13 | - | - |
| illinium | 10 | - | - |
| indusium | 11 | a membrane enclosing and protecting the developing spores especially that covering the sori of a fern | - |
| ingenium | 11 | - | - |
| gonidium | 12 | - | - |
| lutetium | 10 | a trivalent metallic element of the rare earth group; usually occurs in association with yttrium | - |
| lutecium | 12 | a trivalent metallic element of the rare earth group; usually occurs in association with yttrium | - |
| meconium | 14 | thick dark green mucoid material that is the first feces of a newborn child | - |
| masurium | 12 | - | - |
| motorium | 12 | - | - |
| nebulium | 12 | - | - |
| mycelium | 17 | the vegetative part of a fungus consisting of a mass of branching threadlike hyphae | - |
| nobelium | 12 | a radioactive transuranic element synthesized by bombarding curium with carbon ions; 7 isotopes are known | - |
| opsonium | 12 | - | - |
| ordalium | 11 | - | - |
| oogonium | 11 | - | - |
| onychium | 18 | small terrestrial ferns of Old World tropics and subtropics: clawed ferns; sometimes placed in family Cryptogrammataceae | - |
| oncidium | 13 | any orchid of the genus Oncidium: characterized by slender branching sprays of small yellow and brown flowers; often grown as houseplants | - |
| ossarium | 10 | - | - |
| lixivium | 20 | - | - |
| ciborium | 14 | - | - |
| conarium | 12 | - | - |
| coremium | 14 | - | - |
| coronium | 12 | - | - |
| conidium | 13 | an asexually produced fungal spore formed on a conidiophore | - |
| cymatium | 17 | (architecture) a molding for a cornice; in profile it is shaped like an S (partly concave and partly convex) | - |
| cyathium | 18 | - | - |
| didymium | 17 | - | - |
| diluvium | 14 | - | - |
| caladium | 13 | any plant of the genus Caladium cultivated for their ornamental foliage variously patterned in white or pink or red | - |
| nihonium | 13 | - | - |
| limonium | 12 | sea lavender | - |
| freemium | 15 | - | - |
