1. A fertile spot in a sandy or barren desert.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• beasis,
• dosis,
• dasis,
• asis,
• pasis,
• dasiys,
• feasis,
• askis,
• baysis,
• ouses,
• asist,
• oais,
• asif,
• bacis,
• rasis,
• cisis,
• asins,
• bosis,
• casis,
• moysis

• AS/ISES,
• wessis,
• -iasis,
• Aziz,
• OSCES,
• os2s,
• yeses,
• AASIZ,
• ASEISA,
• wheezes,
• uzes,
• weisshaus,
• Isaias,
• ACZS,
• AUSSIES,
• ESAISA,
• ICEZ,
• yeezus,
• ISAS,
• AEESIS,
• USOSCE,
• ACESS,
• ICISS,
• ASAS-E,
• isues,
• re-assess,
• ACIS,
• ISOSA,
• TOF-ICISS,
• IHSSs,
• ill-uses,
• ESOS,
• ICICI,
• wises,
• AUSI'S,
• ozias,
• osaze,
• AZUS,
• IASUS,
• ESUS,
• ousios,
• AESIS-AC,
• asosa,
• wusses,
• ACYS,
• Oases,
• Aziza,
• oizys,
• ACIHS,
• Asses,
• CDS/ISIS,
• yesses,
• issues,
• WACES,
• WISSCE,
• ossis,
• dis-eases,
• oozes,
• AWCIS,
• ISSAS,
• WHCES,
• OSAS,
• ossies,
• wizzes,
• USASAE,
• ICIZ,
• assis,
• OASYS,
• ASAS,
• assess,
• azaz,
• ASYS-R,
• ices,
• YASOS,
• iesus,
• acizzia,
• whizzes,
• Oakes,
• OSES,
• ASOS,
• Azizi,
• ASES,
• EESIS,
• Yasuzo,
• easies,
• AZS,
• EWS/ESWS,
• Assessee,
• EZZZ,
• ezeiza,
• -aceous,
• acies,
• d\'assise,
• assayas,
• yesus,
• aceous,
• ISASI,
• USAWES,
• IAASEES,
• EEZS,
• WHOSIS,
• ASASE,
• USAZ,
• ACIZ,
• ICIHS,
• aceos,
• ISUSI,
• uses,
• OSOS,
• IACIZ,
• USCIS,
• he-asses,
• iasis,
• ESAS,
• EISYS,
• WACISS,
• USACIU,
• ASCESA,
• issayas,
• AOSIS,
• aizoaceae,
• eases,
• isuzu,
• ASAS-H,
• EHZS,
• yosses,
• ACES-MB,
• ASSISA,
• ICIAS,
• azes,
• OSYSE,
• ezzos,
• uzis,
• ISO'S,
• USAASO,
• Azizah,
• isaza,
• Azaziah,
• ESSSSA,
• ISUZ,
• WASYS,
• re-issues,
• EICESS,
• ASUS,
• asos.com,
• USOS,
• wiseass,
• ASASUW,
• aziziya,
• IASOS/CRC,
• YSWYS,
• azizia,
• EZWS,
• eyzies,
• wussies,
• USAASA,
• wieszcz,
• EISAS,
• ISSOS,
• iyasus,
• USESSA,
• ACISE,
• Essays,
• ASAS-RWS,
• ISES,
• USSSA,
• ACECE,
• ocesa,
• USAS,
• USIS,
• usus,
• ASJHS,
• USAESEIA,
• al-aziz,
• AISES,
• AOSSS,
• USACII,
• ASSUS,
• un-eases,
• Esias,
• azazi,
• OZS,
• ESCIES,
• asciis,
• azeez,
• aceso,
• ASIS,
• EISES,
• IOSSS,
• esses,
• ICIS,
• C-ACIS,
• ESOCE,
• WYSIWIS,
• assos,
• yazici,
• Assisi,
• Azize,
• ASIAS,
• USSS,
• assays,
• IWSSS,
• ACIASAO,
• Asisya,
• ESA'S,
• Azusa,
• icies,
• assise,
• isis,
• Esaias,
• AZCE,
• OHSAS,
• weisses,
• easyeasy,
• osseous,
• OZSE,
• EISSS,
• issus,
• OSIS,
• ISOS,
• asocio,
• OSEOS,
• azis,
• Aces,
• assize,
• IJSYS,
• acious,
• azouz,
• IJSIS,
• -osis,
• iceways,
• osoyoos.

The adjective form of the word "oasis" is "oasitic". However, it is not commonly used, and it is more common to refer to something as "oasis-like" or "oasis-esque".

The plural of the "oasis" can be the "oases".

The singular of the "oasis" can be the "oasis".