| 
| (inanimate noun) declension |  |
 
|  | indefinite | singular | plural |  
| absolutive | geiser | geiserra | geiserrak |  
| ergative | geiserrek | geiserrak | geiserrek |  
| dative | geiserri | geiserrari | geiserrei |  
| genitive | geiserren | geiserraren | geiserren |  
| comitative | geiserrekin | geiserrarekin | geiserrekin |  
| causative | geiserrentzat | geiserrarentzat | geiserrentzat |  
| benefactive | geiserrengatik | geiserrarengatik | geiserrengatik |  
| instrumental | geiserrez | geiserraz | geiserrez |  
| inessive | geiserretan | geiserran | geiserretan |  
| locative | geiserretako | geiserreko | geiserretako |  
| allative | geiserretara | geiserrera | geiserretara |  
| terminative | geiserretaraino | geiserreraino | geiserretaraino |  
| directive | geiserretarantz | geiserrerantz | geiserretarantz |  
| destinative | geiserretarako | geiserrerako | geiserretarako |  
| ablative | geiserretatik | geiserretik | geiserretatik |  
| partitive | geiserrik | - | - |  
| prolative | geisertzat | - | - |  | 
Dutch
Noun
geiser m (plural geisers, diminutive geisertje n)
-  geyser
-  boiler, water heater