| zeppelin | airship |
| Zeptometer | Zeptometre |
| Zerain | Zerain |
| zerk | tombstone |
| Zermatt | Zermatt |
| Zernez | Zernez |
| Zernien | Zernien |
| Zernike-polynoom | Zernike polynomials |
| Zernitz | Zernitz |
| Zernitz-Lohm | Zernitz-Lohm |
| zero | nothing |
| Zero Point Module | Zero Point Module |
| Zero Skateboards | Zero Skateboards |
| Zeroconf | Zeroconf |
| zerpte | unpleasantness |
| Zerrenthin | Zerrenthin |
| Zersenay Tadesse | Zersenay Tadese |
| Zerubbabel | Zerubbabel |
| zes | six |
| Zes Dynastieën | Six Dynasties |
| Zes sigma | Six Sigma |
| Zes suites voor onbegeleide cello | Cello Suites |
| Zes van Birmingham | Birmingham Six |
| Zeschdorf | Zeschdorf |
| Zesdaagse | Six-day racing |
| Zesdaagse Oorlog | Six-Day War |
| zesde | sixth |
| Zesde Coalitie | War of the Sixth Coalition |
| Zesde Coalitieoorlog | War of the Sixth Coalition |
| Zesde Kruistocht | Sixth Crusade |
| zesde zintuig | sixth sense |
| zesendertig | thirty-six |
| zesentachtig | eighty-six |
| zesentwintig | twenty-six |
| zesenveertig | forty-six |
| zesenvijftig | fifty-six |
| zesenzestig | sixty-six |
| zesenzeventig | seventy-six |
| Zeshan Rehman | Zesh Rehman |
| zeshoek | hexagon |
| zeshoekig | hexagonal |
| Zeshoeksgetal | Hexagonal number |
| zeshonderd | six hundred |
| Zeskieuwszaaghaai | Sixgill sawshark |
| Zeslandentoernooi | Six Nations Championship |
| zesling | sextuplet |
| Zespotigen | Hexapoda |
| Zestaponi | Zestaponi |
| Zesteur | Lemon zester |
| zestien | sixteen |
| zestiende | sixteenth |
| zestiende noot | sixteenth note |
| Zestientallig | Hexadecimal |
| zestig | sixty |
| zestigjarig | sexagenarian |
| zestigplusser | elderly woman |
| zestigste | sixtieth |
| zestigtal | about sixty |
| Zestoa | Zestoa |
| zeszijdig | six-sided |
| zet | ploy |
| Zeta | Principality of Zeta |
| Zeta Banovina | Zeta Banovina |
