OriginBorrowed from Celtic, though not originally a Celtic word; ultimately from Proto-Indo-European *isərós (“vigorous, quick”), from *eis(ə, related to Sanskrit इषिरम् (iṣiram, “fast, quick”).
- declension-1, masculine, singularA river of Gallia, now Isère
FormsIsarae(genitive) · Isara(nominative, singular) · Isarae(genitive, singular) · Isarae(dative, singular) · Isaram(accusative, singular) · Isarā(ablative, singular) · Isara(singular, vocative)
Source: Wiktionary